Answer:
First Quarter
Explanation:
A discordant igneous intrusion
Select one:
a.
cuts across bedding planes.
b.
will consist dominantly of pyroclasts.
c.
parallels sedimentary rock layering.
d.
produces deadly explosions.
A discordant igneous intrusion cuts across bedding planes. Here is the detailed explanation of the given question:Explanation:The Discordant igneous intrusion is the formation of an igneous rock mass when magma is injected into a host rock and cools there.
This form of igneous intrusion does not conform to the stratification or layering of the existing rock mass because it cuts across it.Therefore, a discordant igneous intrusion cuts across bedding planes.Option (a) is correct. It is the only option that describes the features of discordant igneous intrusion. Hence, the correct answer is option (a).
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According to evidence presented in both the text and video, which statement is the most accurate regarding the relationship between stress and the
immune system?
a.Stress activates foreign invaders that would otherwise lie dormant
b.Stress does not cause illness but restrains the immune system's ability to fight foreign invaders
c.Foreign agents invade the body and make it more susceptible to stressors
d.Stressors wear on the body, causing invading agents such as cancer to generate spontaneously
Answer:
Stress does not cause illness, but restrains the immune system's ability to fight foreign invaders
Explanation:
It's correct :)
Please help! Will mark Brainliest :)
Answer:
i have to say whether its correct or wrong yep
Answer:
C) The direction the car is traveling
Explanation:
Velocity is a vector that contains both direction and magnitude (Speed)
We already know the magnitude... all you need is the direction.
Hope this helps :)
Find the energy of a 50kg object that is moving at 4m/s
help, anyone?? please:/
Based on Mount Wilson Observatory
1. How are astronomical observational patterns used to determine the history of the universe?
2. Why was Mt. Wilson or Mt. Palomar Observatories used to observe and collect data about space, and why are mountains used?
3. What is NASA Mission Statement?
4. Describe three aspects of spectrometry? It’s application to astronomy.
1.___________________________________________________________
2.___________________________________________________________
3.___________________________________________________________
5. Why is studying space important for humans on earth, and do you think human space travel will be worth the risk and costs?
1. Astronomical observational patterns are used to determine the history of the universe by studying the light emitted or absorbed by celestial objects. Scientists analyze the patterns in the electromagnetic spectrum, such as the distribution of wavelengths, intensity, and spectral lines, to gather information about the composition, temperature, motion, and evolution of celestial bodies.
What is Astronomical observational ?Astronomical observational refers to the act of observing celestial objects and phenomena in the field of astronomy. It involves the use of telescopes, detectors, and other instruments to collect data and study various aspects of the universe.
2. Mount Wilson and Mount Palomar Observatories were used to observe and collect data about space due to several reasons. Firstly, the locations of these observatories provide advantages for astronomical observations.
3. The NASA Mission Statement is: "To pioneer the future in space exploration, scientific discovery, and aeronautics research." This mission statement reflects NASA's commitment to advancing human knowledge, technological innovation, and exploration beyond Earth's boundaries. NASA aims to push the boundaries of scientific understanding, develop and test new technologies, explore the cosmos, and inspire the next generation of scientists and engineers.
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what force does the water exert (in addition to that due to the atmospheric pressure) on a submarine
The water that is displaced produces buoyancy, an upward force. As opposed to gravity, which would pull the ship downward, buoyancy acts in the opposite manner.
When the mass of water that the submarine displaces (pushes out of the way) equals the mass of the boat, the submarine (or any boat) can float. The deeper surface is under more pressure. The important thing to keep in mind is that regardless of the depth of the submerged submarine is at, the pressure differential between higher and lower surfaces is always the same since water is incompressible (for all practical purposes here). You mentioned a push, and that contributes to the net buoyancy. To overcome its buoyancy, the submarine must allow water into its ballast chambers. The submarine will need to make modifications while below, adding or "blowing" ballast water to make up for changes in the water's density brought on by temperature or salinity changes, in order to maintain constant depth.
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Rannan wants to perform a scientific experiment. he writes out a systematic process that involves him making observations and then forming his opinion about those observations. he then collects his opinions together and uses them to show that his findings are supported by evidence.
in what way did rannan make an error in his scientific process?
a) he should not use a systemic process.
b) he should not use his opinions as evidence.
c) he should not make observations.
d) he should not use multiple steps in his process.
The way Rannan made an error in his scientific process is he should not use his opinions as evidence.
Error in Rannan Scientific Process
A scientific experiment requires some systematic process that involves making observations and then forming his opinion about those observations.
A scientific experiment should be guided by a known model and based on individual opinions.
Thus, the way Rannan made an error in his scientific process is he should not use his opinions as evidence.
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Answer:
Answer is B. He should not use his opinions as evidence.
Explanation:
His opinion may not be right
How does acceleration experienced by different objects compare based on their masses?
I give Brainliest!
Answer:
The acceleration of an item is proportional to the net force exerted on it and inversely proportional to its mass. The acceleration of an item increases as the force pressing on it increases. The acceleration of an item decreases as the mass of the thing increases.
write any two different between work and power?
Answer:
1. Work Is a type of Physical Activity
2. Power is Basically Having control of Society
Explanation:
find the ratio of the acceleration due to gravity at the position of a satellite located 310 km above the earth's surface to the free-fall acceleration at the surface of earth.
The ratio of the acceleration due to gravity at the position of a satellite located 310 km above the earth's surface to the free-fall acceleration at the surface of earth is therefore 8.74 x 10^-3 / 9.81 = 0.0089.
What is accelaration?Acceleration is the rate at which an object changes its velocity. It is the change in velocity divided by the change in time, and is usually expressed in meters per second squared (m/s2). It can be described as the rate of change of speed or the rate of change of direction and is a vector quantity. Acceleration can occur in different forms, such as linear, angular, and tangential acceleration. Acceleration is caused by forces, such as gravity, friction, and thrust, and can also be affected by external factors, such as air resistance.
The ratio of the acceleration due to gravity at the position of a satellite located 310 km above the earth's surface to the free-fall acceleration at the surface of earth can be calculated using the equation for Newton's law of gravity. This equation states that the gravitational force between two objects is proportional to the product of their masses divided by the square of their separation distance.
Using this equation, we can calculate the acceleration due to gravity at the satellite's position as:
Gravitational acceleration = G * (M_Earth / r^2)
where G is the gravitational constant (6.67 x 10^-11 m^3 kg^-1 s^-2), M_Earth is the mass of the Earth (5.97 x 10^24 kg) and r is the distance between the Earth and the satellite (3.10 x 10^7 m).
Plugging these values into the equation yields a gravitational acceleration at the satellite's position of 8.74 x 10^-3 m s^-2.
The gravitational acceleration at the surface of the Earth can also be calculated using the same equation, but with a distance of r = 6.37 x 10^6 m:
Gravitational acceleration = G * (M_Earth / r^2)
Plugging this value into the equation yields a gravitational acceleration at the surface of the Earth of 9.81 m s^-2.
The ratio of the acceleration due to gravity at the position of a satellite located 310 km above the earth's surface to the free-fall acceleration at the surface of earth is therefore 8.74 x 10^-3 / 9.81 = 0.0089.
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how much does it cost to heat a 1200 sq ft house with natural gas
To heat a 1200 sq ft house with natural gas, we spend a total of $14.40 per day.
How much it costs to heat a 1200 sq ft house with natural gas relies on a number of things, such as where the house is, how well it heats, and how much natural gas costs in that area.
Sources. says that the cost per square foot for natural gas with 40 BTU is $0.00049836 per square foot per hour. If our house is 1200 square feet, we multiply this cost by 1200 and get $0.60 per hour to heat it. That means that to heat a 1200 sq ft house with natural gas, we spend a total of $14.40 per day.
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1. If an automobile speeds up, it means that ….
a) the distance it travels every second is the same.
b) the distance it travels in each second is more and more
c) its motion is positive
d) the distance it travels in each second is decreasing
Answer:the distance it travels in each second is decreasing
Explanation:
A bus and a Car are traveling along the EDSA having the same velocity. which if the two vehicles would have a greater momentum?a. the busb. the carc. both have the same momentumd. cant be easily determined
The momentum of an object can be calculated with the formula below:
\(p=mv\)Where p is the momentum, m is the mass and v is the velocity.
The mass of the bus is greater than the mass of the car.
So, if they have the same velocity, the momentum of the bus will be greater.
Correct option: a.
a form of energy conversion that captures heat energy from within Earth
Geothermal energy is heat that occurs deep within the earth. Geothermal energy is a clean, renewable resource that can be used for heat and electricity.
Humans can harvest geothermal energy in the following ways. A geothermal power plant uses heat from deep underground to generate steam and generate electricity. Geothermal heat pumps use heat from near the surface to heat water or heat buildings. Geothermal power plants uses the steam to generate electricity. The steam comes from reservoirs of hot water several miles or more underground. The steam spins turbines and drives generators to generate electricity. These are the features of geothermal energy within the earth.
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What is units and dimensions? what are dimensions less quantities?
Answer:
A dimension is a measure of a physical variable.
Unit is a way to assign a number or measurement to that dimension.
In dimensional analysis, a dimensionless quantity is a quantity to which no physical dimension is assigned, also known as a bare, pure, or scalar quantity or a quantity of dimension one, with a corresponding unit of measurement is the SI of the unit one, which is not explicity shown.
A spring with a spring constant of 50 N/m is displaced by a force of 40 N. What is the displacement of the spring? (Fₛ = k Δx)
Answer:
The spring stretches or compresses 0.8 m (80 cm)
Explanation:
Hooke's Law
The force (F) needed to stretch or compress a spring by some distance Δx is given by
\(F=-k\Delta x\)
Where k is a constant factor characteristic of the spring.
We are given the constant of a spring k=50 N/m and it's required to calculate the displacement Δx produced by a force of F=40 N. Solving for Δx:
\(\displaystyle \Delta x=\frac{F}{k}\)
\(\displaystyle \Delta x=\frac{40}{50}\)
Calculating:
\(\displaystyle \Delta x=0.8\ m\)
The spring stretches or compresses 0.8 m (80 cm)
How can you determine that a coin
is not pure silver if you know the mass and
volume of the coin?
Answer:
by checking if its malleble with a hammer
Explanation:
What is the easiest, most practical measurement performed during troubleshooting? A) resistance B) power C) voltage D) current
Voltage measurement is often the first step in troubleshooting because it can help determine if there is a power supply issue or if the components are functioning properly.
The easiest and most practical measurement performed during troubleshooting is C) voltage. To measure voltage, follow these steps:
Set the multimeter to measure voltage (usually indicated by a "V" symbol).
Turn off the device or circuit you are troubleshooting.
Connect the multimeter's probes to the points where you want to measure voltage, with the red probe connected to the positive terminal and the black probe to the negative terminal.
Turn on the device or circuit, and read the voltage value displayed on the multimeter.
Voltage measurement is often the first step in troubleshooting because it can help determine if there is a power supply issue or if the components are functioning properly.
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Which score has a better relative position, a score of 59.5 on a test for which x=50 and s =5, or ascore of 260 on a test for which x=250 and s =25?
A score of \(59.5\) on the test with a mean of \(50\) and a standard deviation of \(5\) has a better than other .
The z-score measures how many standard deviations a particular value is from the mean of a distribution. A higher z-score indicates a better relative position compared to the mean.
For the first score of 59.5 on a test with a mean (x) of 50 and a standard deviation (s) of 5, we can calculate the z-score using the formula:
\($z = \frac{{x - \mu}}{{\sigma}}$\)
where:
\(\(x = 59.5\) (score)\(\mu = 50\) (mean)\(\sigma = 5\) (standard deviation)\(z = \frac{{59.5 - 50}}{5}\)\(z \approx 1.9\)\)
For the second score of 260 on a test with a mean (x) of 250 and a standard deviation (s) of 25, the z-score can be calculated as:
\($z = \frac{{x - \mu}}{{\sigma}}$\)
where:
\(\(x = 59.5\) (score)\(\mu = 50\) (mean)\(\sigma = 5\) (standard deviation)\(z = \frac{{59.5 - 50}}{5}\)\(z \approx 1.9\)\)
Comparing the two z-scores, we find that the z-score of \(1.9\) (for the score of \(59.5\)) is higher than the z-score of \(0.4\) (for the score of 260).
Therefore, a score of \(59.5\) on the test with a mean of \(50\) and a standard deviation of \(5\) has a better relative position compared to a score of \(260\) on the test with a mean of \(250\) and a standard deviation of \(25\).
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a 78.0 kg ice hockey goalie, originally at rest, catches a 0.150 kg hockey puck slapped at him at a velocity of 34.0 m/s. suppose the goalie and the ice puck have an elastic collision and the puck is reflected back in the direction from which it came. what would their final velocities (in m/s) be in this case? (assume the original direction of the ice puck toward the goalie is in the positive direction. indicate the direction with the sign of your answer.)
In an elastic collision between a hockey goalie and a hockey puck, the final velocities of both objects can be calculated. The goalie, initially at rest, catches the 0.150 kg hockey puck slapped at him at a velocity of 34.0 m/s. After the collision, the puck is reflected back in the opposite direction.
In an elastic collision, both momentum and kinetic energy are conserved. We can use the principles of conservation of momentum and kinetic energy to solve for the final velocities. Since the goalie is initially at rest, their final velocity will depend on the mass and velocity of the puck. By setting up momentum and kinetic energy equations and solving them simultaneously, we can calculate the final velocities. The goalie's final velocity will be in the opposite direction of the initial puck velocity, indicated by the negative sign.
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how does the presence of an active galactic nucleus in a starburst galaxy affect the starburst process?
The availability of the a galactic nucleus inside a galaxy experiencing starbursts can slow or stop the starburst process.
Why did Coles and Woolworths stop selling Starburst?Due to "increasing financial concerns," Mars Wrigley quietly pulls Starburst candies from grocery shelves throughout Australia. An popular Australian lollipop brand got dropped by a US confectionery business after one social media user noticed her favorite delicacy was inexplicably gone while looking for it.
What are Starburst called now?22 years after being renamed, Starburst will become Opal Fruit, according to a statement from the candy's manufacturer, Mars. Stores including Poundland, B&M, Home Bargains, Iceland, Savers, and others will sell the goods for fans to purchase.
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Calculate the specific heat of a metal from the following data. A container made of the metal has a mass of 3.7 kg and contains 16 kg of water. A 2.3 kg piece of the metal initially at a temperature of 179°C is dropped into the water. The container and water initially have a temperature of 16.0°C, and the final temperature of the entire system is 18.0°C.
Number? Unit?
The specific heat of the metal is 436 J/kg°C.
A physical quantity called specific heat is used to determine the amount of heat required to raise the temperature of a substance. This is also referred to as the thermal capacity of the material. As a result, the specific heat of a material is defined as the quantity of heat required to increase the temperature of one gram of the substance by one degree Celsius or Kelvin.
The metal's specific heat, based on the given data, can be calculated using the following formula:
Q = m × c × ΔT where, Q = quantity of heat transferred, m = mass of the material, c = specific heat of the material, ΔT = change in temperature. To find the specific heat of the metal, we'll use the mass of the metal, the specific heat of water, and the change in temperature between the metal and the water. The quantity of heat transferred, Q, is equal to the amount of heat absorbed by the water and the metal. As a result, the quantity of heat transferred is equal to:
(16 kg of water × 4186 J/kg°C × 2°C) + (3.7 kg of container × c metal × 2°C) + (2.3 kg of metal × c metal × (18°C - 179°C)) = 0
Solving for c metal gives us the following:
c metal = 436 J/kg°C
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A submarine emerges 1/9 of its volume when it partially floats on the sea surface. For make it completely submerge it is necessary to allow a volume of 50,000 [L] to enter of sea water whose density is 1,026 [g / cm3]. What is the weight of the submarine?
Answer:
4,524,660 N
Explanation:
Assuming the submarine's density is uniform, 1/9th of the submarine's mass is equal to the mass of the displaced water.
m/9 = (1026 kg/m³) (50 m³)
m = 461,700 kg
mg = 4,524,660 N
which projectile spends more time in the air, the one fired from 30∘ or the one fired from 60∘?
The bullet launched from 60 travels faster vertical velocity than the one shot from 30, therefore it flies higher for a longer period of time.
How does a projectile's vertical component of velocity impact its horizontal component?
Gravity causes a vertical acceleration with a value of 9.8 m/s/s downward, whereas a projectile's horizontal velocity is constant (a number that never changes). A projectile's vertical velocity varies by 9.8 m/s each second.
Is there ever zero vertical velocity?
When a projectile reaches its maximum height, the vertical component of velocity may be zero. Immediately before to the direction of the vertical component changing and the item changing course, a projectile's vertical component is at its highest point.
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For some positive constant a patient's temperature change, due to a dose, of a drug is given by a)What dosage maximizes the temperature change?
b)The sensitivity of the body to the drug is defined as \frac{dT}{dD}. What dosage maximizes sensitivity?
a) To find the dosage that maximizes the temperature change, we need to determine the maximum point of the temperature change function. Let's assume the dosage is denoted by D, and the temperature change is denoted by T.
Given that the temperature change due to the dose of the drug is given by a positive constant, we can represent it as:
T = f(D)
To find the maximum temperature change, we need to find the critical points of the function f(D) and determine if they are maximum points. This can be done by finding the derivative of the temperature change function with respect to the dosage (D) and setting it equal to zero:
dT/dD = 0
By solving this equation, we can find the dosage that maximizes the temperature change.
b) The sensitivity of the body to the drug is defined as the derivative of the temperature change (dT) with respect to the dosage (dD):
Sensitivity = dT/dD
To find the dosage that maximizes the sensitivity, we need to find the critical points of the sensitivity function. We can achieve this by finding the second derivative of the temperature change function with respect to the dosage (D) and setting it equal to zero:
\(d^2T/dD^2 = 0\)
By solving this equation, we can find the dosage that maximizes the sensitivity.
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A plane electromagnetic wave is traveling vertically downward with its magnetic field pointing eastward.
Its electric field must be pointing?
toward the east.
toward the south.
toward the north.
vertically upward.
vertically downward.
An electromagnetic wave is a transverse wave consisting of oscillating electric and magnetic fields that propagate through space at the speed of light.
The direction of propagation of the wave is perpendicular to the electric and magnetic fields.
In this scenario, a plane electromagnetic wave is traveling vertically downward, meaning the direction of propagation is vertical, and the magnetic field is pointing eastward.
According to the right-hand rule, if the magnetic field is pointing eastward, then the electric field must be perpendicular to it and to the direction of propagation.
Therefore, the electric field must be pointing toward the north.
This is because the electric and magnetic fields in an electromagnetic wave are orthogonal to each other, meaning they are at right angles to each other.
So, if one field is pointing in a particular direction, the other field must be pointing in a direction perpendicular to it.
Understanding the direction of the electric and magnetic fields in an electromagnetic wave is crucial to understanding how the wave behaves and interacts with matter. This is fundamental to many areas of physics, including optics, electromagnetic radiation, and communication systems.
So, the correct answer is: toward the north.
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The electric field of an electromagnetic wave is perpendicular to the magnetic field and both are perpendicular to the direction of wave propagation. Therefore, since the magnetic field is pointing eastward, the electric field must be pointing vertically downward.
The right-hand rule is a way to determine the direction of the electric field based on the direction of the magnetic field. If we hold our right hand with the thumb pointing in the direction of the propagation (vertically downward in this case) and the fingers curled in the direction of the magnetic field (eastward in this case), then the direction that the extended fingers point to will be the direction of the electric field.
In this scenario, the magnetic field is pointing eastward and the propagation is vertically downward. If we use the right-hand rule, we can see that the electric field could be pointing either toward the north or toward the south, as those are the directions that are perpendicular to both the magnetic field and the direction of propagation. Therefore, without further information, we cannot determine the exact direction of the electric field.
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what is measurement
Answer:
the size, length, or amount of something, as established by measuring.
Explanation:
A 485 kg sphere sits at 14.0 km due north of an 852 kg sphere. What is the force of gravity on the first sphere
due to the second sphere? Compare this to the force of gravity on the second sphere due to the first sphere.
Answer:
Explanation:
The answer is b i just did it have a good day
A 485 kg sphere sits at 14.0 km due north of an 852 kg sphere. The force of gravity on the first sphere due to the second sphere is 1.41*\(10^{-13}\) N.
What is force?A force is an effect that can alter an object's motion according to physics. An object with mass can change its velocity, or accelerate, as a result of a force. An obvious way to describe force is as a push or a pull. A force is a vector quantity since it has both magnitude and direction.
Given in the question a 485 kg sphere sits at 14.0 km due north of an 852 kg sphere,
F = Gm₁m₂/r²
Putting value of G = 6.6743 × 10-11 m³/ kg s²
we get force 1.41*\(10^{-13}\) N which is equal and opposite apply on both sphere.
A 485 kg sphere sits at 14.0 km due north of an 852 kg sphere. The force of gravity on the first sphere due to the second sphere is 1.41*\(10^{-13}\) N.
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approximately what fraction of the earth's crust is sedimentary rock?
Sedimentary rock is one of the three major types of rock found in the Earth's crust, the other two being igneous and metamorphic rocks. Sedimentary rocks are formed from the accumulation and cementation of sedimentary particles, such as sand, silt, and clay, over millions of years.
According to geological studies, sedimentary rocks make up about 75% of the Earth's surface rocks, which account for about 5% of the Earth's crust by volume. The remaining 95% of the Earth's crust is made up of igneous and metamorphic rocks. It is important to note that the thickness and distribution of sedimentary rocks vary widely around the world, and they are not evenly distributed across the Earth's surface. In summary, sedimentary rocks make up a significant fraction of the Earth's surface rocks, but they only account for a small percentage of the Earth's crust by volume.
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