What is the probability that a randomly selected vehicle's speed is between 50 and 65 m/h? (Round your answer to four decimal places.)

Mars' two moons, Phobos and Deimos, are small and irregularly shaped, making them more similar in character to asteroids than to other moons in our solar system.

They are believed to be captured asteroids that were pulled into Mars' orbit by its gravity. Phobos is the larger of the two moons and is heavily cratered, while Deimos is smaller and smoother. The moons have been the subject of scientific study and exploration, including a number of missions by space agencies such as NASA, the European Space Agency, and the Soviet Union.

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Answer:

1000Nm, anti-clockwise

Explanation:

For this question, we'll have to calculate the moments of both sides with the formula;

Moment = F × d

To calculate the left-hand side, it'll be;

Moment = 1000 × 1

∴ This is called the anti-clockwise moment which is 1000Nm.

To calculate the right-hand side, it'll be;

Moment = 100 × 3

∴ This is called the clockwise moment which is 300Nm.

To determine the direction, we simply just have to see which moment is greater! In this case, the anti-clockwise moment is greater. Hence, the direction will be anti-clockwise.

Suppose that at midnight you observe the Moon due south on the meridian. It will be about 26 degrees east of my meridian two nights later at midnight. Therefore, option (b) It will be about 26 degrees east of my meridian, is correct.

When you observe the moon due south on the meridian, it is at the highest point it can be in the sky at your position. The moon's movement in the sky is from east to west. As a result, two nights later at midnight, it will be about 26 degrees east of your meridian. On Earth, the sky is divided into 24 time zones, with each time zone spanning 15 degrees of longitude. The sky can be seen in its entirety over a period of one year by an observer in Bellingham. The sky is constantly changing as the earth rotates on its axis, causing the stars to appear in different positions each night. In Bellingham, the observer can see roughly half of the overall sky over the course of one year.

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Correct question:

Suppose that at midnight you observe the Moon due south on the meridian. Where will it be two nights later at midnight?

a.It will be about 26 degrees west of my meridian.

b.It will be about 26 degrees east of my meridian.

c.It will be about 26 degrees north of my meridian.

d.It will be about 26 degrees south of my meridian.

Over a period of one year, how much of the overall (night) sky would a Bellingham observer be able to see?

Answer:

Explanation:

The momentum of an object can be found by using the formula

momentum = mass × velocity

From the question we have

momentum = 0.15 × 35

We have the final answer as

Hope this helps you

Answer:

800\(\pi\)cm²

Explanation:

Given parameters:

radius of the coin  = 20cm

Unknown:

Surface area of the coin  = ?

Solution:

A coin is made up of two faces;

  Surface area  = 2(πr²)

Insert the parameters and solve;

     Surface area = 2(\(\pi x 20^{2}\))

    Surface area = 800\(\pi\)cm²

Answer:

the total mass of the objects multiplied by their velocity.

A venturi meter applies the principles of conservation of mass and conservation of momentum to measure flow rate.

The correct answers to the given questions are:

c. Both A & B (Conservation of Mass and Conservation of Momentum)

c. Both A & B (Pipe Roughness and Reynolds Number)

e. None of the above (The coefficient of lift for a wing is based on other factors such as angle of attack, airfoil shape, and air properties.)

a. Frontal area (A=πr²) (The drag coefficient for a sphere is calculated based on its frontal area.)

b. Impulse (A Pelton wheel is an impulse turbine that operates based on the impact of high-velocity jets of water on buckets or blades.)

According to the Moody Diagram, the friction factor in a pipe at conditions of complete turbulence is a function of both pipe roughness and Reynolds number.

A venturi meter is a device used to measure the flow rate of fluid in a pipe. It operates based on the principles of conservation of mass and conservation of momentum. The venturi meter consists of a constricted section in the pipe, which causes an increase in fluid velocity and a decrease in pressure.

By measuring the pressure difference between the constriction and the normal pipe section, the flow rate can be determined using the principles of conservation of mass and momentum.

The Moody Diagram is a graphical representation of the relationship between the friction factor (f), pipe roughness (ε), and Reynolds number (Re) in a pipe flow. The friction factor determines the amount of energy loss due to friction in the pipe. At conditions of complete turbulence, the friction factor is a function of both pipe roughness and Reynolds number. Pipe roughness affects the roughness factor in the friction factor equation, while Reynolds number represents the ratio of inertial forces to viscous forces in the fluid flow.

Therefore, the correct answers to the given questions are:

c. Both A & B (Conservation of Mass and Conservation of Momentum)

c. Both A & B (Pipe Roughness and Reynolds Number)

e. None of the above (The coefficient of lift for a wing is based on other factors such as angle of attack, airfoil shape, and air properties.)

a. Frontal area (A=πr²) (The drag coefficient for a sphere is calculated based on its frontal area.)

b. Impulse (A Pelton wheel is an impulse turbine that operates based on the impact of high-velocity jets of water on buckets or blades.)

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Answer:

As we all knows that Matter is everything that occupies in space.

(A) There are three major types of Matter;

(B) (I) If John took five ice cubes from the freezer and place them into a cup after 5 minutes, he returned and saw water this process is called melting.

(ii) if he put the same cup into the freezer and turned into ice in 5 minutes this

process is called freezing.

(iii) if John places the ice from the cup into a pot on a lit stove for 2 minutes and leaves, and he returned and find the pot empty this process is called evaporation.

Answer:

3, 4, 1, 2

Explanation:

Answer:

gravitational force .. .. .

Explanation:

Answer:

The three primaryfactors of evaporation are heat, atmospheric pressure (which determines the percentage of moisture) and the movementofair. At the molecular level, there is no strict boundary between the liquid state and the vapor state

The change in momentum would have both x and y components. The direction can be represented by an angle or a vector.To calculate the change in the truck's kinetic energy, we need to find the difference between the initial and final kinetic energy. The formula for kinetic energy is KE = 0.5 * mass * velocity^2.

First, let's convert the velocities from km/h to m/s. To convert km/h to m/s, divide the value by 3.6.

Initial velocity: 41 km/h = 41 / 3.6 m/s ≈ 11.39 m/s
Final velocity: 51 km/h = 51 / 3.6 m/s ≈ 14.17 m/s

Now, let's calculate the initial and final kinetic energy.

Initial kinetic energy: KE1 = 0.5 * mass * velocity1^2
Final kinetic energy: KE2 = 0.5 * mass * velocity2^2

Substituting the values:
KE1 = 0.5 * 2100 kg * (11.39 m/s)^2
KE2 = 0.5 * 2100 kg * (14.17 m/s)^2

Finally, to find the change in kinetic energy, we subtract the initial kinetic energy from the final kinetic energy:
Change in kinetic energy = KE2 - KE1

(b) To find the magnitude of the change in momentum, we can use the equation: change in momentum = mass * (final velocity - initial velocity)

Change in momentum = 2100 kg * (14.17 m/s - 11.39 m/s)

(c) To determine the direction of the change in momentum, we can consider the directions of the initial and final velocities. The truck initially traveled north (in the y-direction) and then turned east (in the x-direction). Therefore, the change in momentum would have both x and y components. The direction can be represented by an angle or a vector.
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The shift of light toward longer wavelengths indicates that most galaxies are moving away from Earth. More powerful telescopes have made observations of planets orbiting stars other than the Sun.

you are so wise how do you do it?

The frequency of a wave is the number of times a wave passes a point in a given amount of time. It is calculated by the formula: f = v/λ, where v is the velocity of the wave and λ is the wavelength of the wave.

Velocity is a vector quantity that measures the rate and direction of an object's change in position over a specific period of time. It is the rate at which an object moves from one point to another, expressed as distance over time. Velocity is commonly expressed in meters per second (m/s) or kilometers per hour (km/h). Velocity is a fundamental concept in physics and is often used to calculate other physical quantities such as force, acceleration, momentum, and kinetic energy. Velocity is a crucial element in the study of motion and is related to the concepts of speed, displacement, and acceleration.

In the given equation, y = 0.75 sin⁡〖(0.67πx-2×10^8 πt)〗

(i) Wavelength: The wavelength of a wave is the distance between two consecutive points of a wave. It is calculated by the formula: λ = v/f, where v is the velocity of the wave and f is the frequency of the wave.

In the given equation, y = 0.75 sin⁡〖(0.67πx-2×10^8 πt)〗

We know that, v = λf

So,

λ = v/f = (2×10^8 πt)/0.67π

 = 3×10^7 t

Therefore, the wavelength of the wave is 3×10^7 t meters.

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Answer:A

Explanation: my teacher told me lol

The option that is not a change that occurred to organisms over time in the fossil record is A. Decrease in the number of species

A fossil record simply refers to the history of the life of the fossils. It means the remains of imprints of the organisms that are from earlier geological periods.

It should be noted that the fossil record is important to archeologists as it helps in placing events in their appropriate eras.

A change that didn't occur to the organisms over time in the fossil record is the decrease in the number of species.

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The Reflexes, modal action patterns, and general behavioral traits are alike in that they are all innate or instinctual behaviors that animals exhibit explained as follow:

What are Reflexes?

Reflexes are innate, involuntary movements that are elicited by specific stimuli. These movements are typically rapid and are controlled by the spinal cord or lower brain regions rather than by conscious thought. For example, the knee reflex is a common reflex that occurs when a physician taps the patellar tendon below the kneecap. This reflex causes the leg to kick out involuntarily.

What are Modal Action Patterns?

Modal action patterns (MAPs) are complex, innate behavioral sequences that are triggered by specific stimuli. These behaviors are more complex than simple reflexes and can include multiple movements in a specific order. For example, the maternal behavior of birds involves a series of complex actions that are triggered by the presence of eggs or young in the nest.

What are General Behavior Traits?

General behavior traits are innate, characteristic ways of responding to the environment that are not tied to specific stimuli. These behaviors are thought to be shaped by evolution and can be seen in many different species. For example, aggression and avoidance are two general behavioral traits that are common in many animals. These traits are thought to have evolved as a way to increase an animal's chances of survival in certain situations.

In conclusion, reflexes, modal action patterns, and general behavioral traits are all innate behaviors, but they differ in their complexity and the way they are triggered and controlled.

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By analyzing the velocity-time graph, we can determine the maximum speed at the end of the constant speed phase and the disability during the deceleration phase.

To sketch the velocity-time graph and determine the maximum speed and disability, let's break down the motion into three phases:

Phase 1: Acceleration

The object starts from rest and undergoes acceleration for 40 seconds at a constant speed. During this phase, the velocity increases linearly with time. The slope of the velocity-time graph will be a straight line with a positive gradient.

Phase 2: Constant Speed

After 40 seconds, the object continues to move at a constant speed for the next 100 seconds. During this phase, the velocity remains constant, resulting in a horizontal line on the velocity-time graph.

Phase 3: disability

After 140 seconds, the object is brought to rest with uniform disability over a duration of 20 seconds. The velocity decreases linearly with time during this phase. The slope of the velocity-time graph will be a straight line with a negative gradient.

To determine the maximum speed, we need to find the highest point on the velocity-time graph. In this case, it occurs at the end of phase 2 when the object is moving at a constant speed. The maximum speed is reached at this point.

To determine the disability, we need to find the slope of the line during phase 3. The negative gradient of the velocity-time graph during the deceleration phase represents the magnitude of the uniform disability.

Therefore, by analyzing the velocity-time graph, we can determine the maximum speed at the end of phase 2 and the disability during phase 3.

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Answer:

Explanation:

The answer is Climate

Answer:

climate

Explanation:

Climate is defined as an area's long-term weather patterns. The simplest way to describe climate is to look at average temperature and precipitation over time.

Answer: The pressure at the bottom : 19600 N/m²

If a machine produces electric power directly from sunlight, then it is Photovoltaic (PV).

Explanation: Photovoltaic (PV) refers to the process of converting sunlight into electricity. PV technology uses silicon cells to absorb photons (particles of light) to release electrons. It is also known as solar cells. Solar cells, also known as photovoltaic cells, are usually made of silicon and convert the light energy of the sun directly into electrical energy. A group of solar cells forms a solar panel, which can be used to generate electricity from the sun's energy, while a group of solar panels forms a solar array.

Thus, photovoltaic cells are the best answer for the given question.

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Answer:

C

Explanation:

The amount of yeast to pitch in a bock beer with an original gravity of 1.046 and an estimated final gravity of 1.012 is 4.63 x 10¹² yeast cells.

We have to calculate the amount of yeast to pitch in a bock beer with an original gravity of 1.046 and an estimated final gravity of 1.012

First, calculate the difference in gravity points
Original gravity: 1.046
Final gravity: 1.012
Difference: 1.046 - 1.012 = 0.034

Now, convert the difference to degrees Plato (ºP)
0.034 × 1000 = 34 ºP

Now, we have to determine the pitch rate.
Pitch rate: 1.2 x 10⁶ yeast cells per ml per ºP

Now, calculate the total yeast cells needed
Total yeast cells needed = pitch rate x volume x degrees Plato
Total yeast cells needed = (1.2 x 10⁶ yeast cells per ml per ºP) x (30 gal x 3785 ml per gal) x 34 ºP
Total yeast cells needed ≈ 4.63 x 10¹² yeast cells

So, you will need approximately 4.63 x 10¹² yeast cells to pitch in your 30-gallon batch of bock beer with an original gravity of 1.046 and an estimated final gravity of 1.012, using a pitch rate of 1.2 x 10⁶ yeast cells per ml per ºP.

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The approximate angle of elevation from the point on the bottom of the pool where Larissa touched to her entry point is d. 53.1 degrees.

Let's label the entry point as point A and the point where Larissa touched the bottom of the pool as point B. We can also label the height from point B to the surface of the water as h and the distance from point B to point A as x.
Since we know the depth of the pool is 8 feet, we can subtract this from the height of Larissa's hands when she touched the bottom to get:
h = 6 - 8 = -2
This negative value for h makes sense because point B is below the surface of the water.
Next, we can use the tangent function to find the angle of elevation.
tan(theta) = opposite/adjacent
In this case, the opposite side is the height h and the adjacent side is the distance x.
tan(theta) = -2/x
We can solve for theta by taking the inverse tangent of both sides:
theta = \(tan^{-1}(-2/x)\)
Plugging in x = 6, we get:
theta = \(tan^{-1}(-2/6)\) = -19.47 degrees
However, this is the angle of depression from point A to point B. To find the angle of elevation from point B to point A, we need to subtract this angle from 90 degrees:
angle of elevation = 90 - 19.47 = 70.53 degrees

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Answer:

Explanation:

The force acting on an object given it's mass and acceleration can be found by using the formula

force = mass × acceleration

From the question we have

force = 5 × 20

We have the final answer as

Hope this helps you

Answer:

Magnetic north is the direction towards the north magnetic pole, which is a wandering point where the Earth's magnetic field goes vertically down into the planet

Explanation:

I searched it up lol

Answer:

She was her mother.

:-)

Answer:

She was her mother.

Explanation:

The statement that is supported by the data is that both of the crates are accelerating at the same rate. That is option C.

Acceleration is defined as the quantity that measures the rate of change of velocity of a moving object.

According to Newton's second law, the force (F) acting on an object is equal to the mass (m) of object times its acceleration (a).

That is F = ma

For the first crate = a = 686/70 = 9.8 m/s²

Fro the second crate = 490/50 = 9.8 m/s²

Therefore, Both of the crates are accelerating at the same rate.

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