what is the study of the internal structure of the earth is known as​

Your image is located 25.0 cm behind the ball's front surface, following the sign conventions.

When dealing with sign conventions in optics, positive distances are measured in the direction of the light propagation, and negative distances are measured opposite to it. In this case, your face is 25.0 cm away from the ball's front surface, which is considered a positive distance.

Since the ball acts like a mirror, your image will appear at the same distance but in the opposite direction, making it a negative distance. Therefore, your image is located 25.0 cm behind the ball's front surface, following the sign conventions. This ensures that your image and face are equidistant from the ball's front surface, maintaining a symmetrical relationship in the optical setup.

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Answer:

yes____________??__________

Answer:

your answer would be c !

Explanation:

Answer: Ursa Major (/ˈɜːrsə ˈmeɪdʒər/; also known as the Great Bear) is a constellation in the northern sky, whose associated mythology likely dates back into prehistory. Its Latin name means "greater (or larger) she-bear," referring to and contrasting it with nearby Ursa Minor, the lesser bear.

Bordering constellations: Draco; Cameloparda...

Brightest star: ε UMa (Alioth) (1.76m)

Meteor showers: Alpha Ursa Majorids; Leonid...

Symbolism: the Great Bear

Cutting speed, which is the distance a cutting tool travels in 1 minute, is measured in feet per minute (ft/min).

Cutting speed indicates how fast a metal is removed from the workpiece. Cutting feed focuses on how far the cutting spindle travels across the metal part during one full rotation of the tool.

According to this question, cutting speed is the distance that a point on the circumference of a rotating cutting tool travels in 1 minute.

The measurement of cutting speed is shown as feet per minute or meters per minute (ft/min or m/min) based on the cutting speed velocity.

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Answer:

I'm sorry I

Explanation:

I don't know I'm sorry I will tell you another answer

The acceleration of the crate after it begins to move is 0.5 m/s²

We'll begin by calculating the the frictional force

Mass (m) = 50 Kg

Coefficient of kinetic friction (μ) = 0.15

Acceleration due to gravity (g) = 10 m/s²

Normal reaction (N) = mg = 50 × 10 = 500 N

Fբ = μN

Fբ = 0.15 × 500

Frictional force (Fբ) = 75 N

Force (F) = 100 N

Fₙ = F – Fբ

Fₙ = 100 – 75

Mass (m) = 50 Kg

Net force (Fₙ) = 25 N

a = Fₙ / m

a = 25 / 50

Therefore, the acceleration of the crate is 0.5 m/s²

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Answer: The answer is..

Explanation:

10m. And I know what you are doing so there is also an answer for B which is,93.66. For more, search it up on google.

Answer:

It's B

Explanation:

Have a good day

The planets are placed at the same distance from each other, therefore the correct answer is option B.

It is a system that collection of all the planets and spatial bodies revolving around the sun because of the gravitational pull of the sun.

Our Solar System is based on a heliocentric model in which the Sun is assumed to reside at the central point of the planetary system.

The main problem with this model, if it were going to be used to study the dimensions of the solar system is that the planets are placed at the same distance from each other, but in our solar system all the revolving planets are at variable distances from the Sun and not equidistant from each other as shown in the figure.

Thus, the correct answer is option B.

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A change in temperature frequently causes substances to change phases. Most substances are solid at low temperatures; as the temperature rises, they become liquid; and at still greater temperatures, they become gaseous.

Melting is the conversion of a solid into a liquid (an older term that you may see sometimes is fusion). Solidification is the process where a liquid turns into a solid. The melting point, or the temperature at which a pure substance begins to melt, is a property of that substance. A solid must expend energy to become a liquid. A specific quantity of energy is required by every pure substance in order to transform from a solid to a liquid. This amount is known as the substance's enthalpy of fusion (or heat of fusion).

The complete question is- The diagram shows how states of matter can change when energy is either added or removed.

System before change

System after change

00000

00000

00000

00000

00000

00000

00000

All of these statements below are true EXCEPT

Energy was added to the matter causing the particle movement to increase.

The matter changed states which is a physical change.

The particles in the matter before the change had more energy than after the change.

The particles in the matter before the change had less energy than after the change.

the diagram is attached below.

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Answer:

740.55

Explanation:

845.54 + -104.99

=740.55

Answer:

Newton's Cradle works on the principle of Conservation of momentum

Explanation:

Newtons Cradle works on the principle of Conservation of Momentum, which states that when Collision happens between two or more bodies their Momenta remain conserved that is they remain same before and after collision.

m1*v1 = m2*v2

where m1 and m2 are the masses of the bodies and v1 and v2 are their velocity with which they are travelling.

Considering the case of Newton's Cradle, when a ball on the Left end is lifted to a height and then it is released so it imparts its momentum on the next ball, it seems that all the middle balls remain stationery but what actually happens is that their individual momenta are being transferred from on ball to the other.

Also when this momentum reaches to ball on the right there is no next ball therefore the ball on the rightmost position moves to nearly the same height as the one which was lifted on the left side.

One may note that whenever we lift one ball from any end, the same number of ball will be lifted from the other end. Like if we have lifted two balls from left end so two balls from the rightmost position will be lifted.  

By using the concept of work and energy, the below are the answers

1. 100J

2. 100J

3. 0

4. Total energy = K.E + P.E

5. 1.02 kg

6. 14 m/s

Given that 100 J of work was done to lift a 10-N rock and set it at Position A near the edge of a cliff.

1. If the 100 Joules of work lifted the rock to the top of the cliff, how much potential energy did the rock gain?

Work is the product of force and the distance.

The potential energy gained by the rock will be equal to work done in lifting  up the rock which is 100 J

2. At point C, the rock's potential energy will be equal to the work done.

That is, at point C, P.E = 100J

3. The rock's kinetic energy at point A is Zero.

That is, at point A, K.E = 0

4. At point B, some of the rock's potential energy will be changed to Kinetic energy. Yes. Because the Total energy = K.E + P.E

5. What is the mass of the rock?

Weight W = mg

where g = 9.8m/s^2

W = 10N

Substitute both into the formula

10 = 9.8m

make m the subject of the formula

m = 10/9.8

m = 1.02 kg

6. What is the rock's velocity just before it hits the ground

Work done = Energy

That is, Work done = maximum P.E = maximum K.E

100 = 1/2m\(v^{2}\)

Substitute mass into the formula

200 = 1.02\(V^{2}\)

V = \(\sqrt{196}\)

V = 14 m/s

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A hard white translucent ceramic made of white clay is called porcelain. Porcelain is a type of ceramic material created by heating materials, primarily white clay or kaolin, to high temperatures in a kiln.

The process involves heating the white clay to temperatures between 1200 and 1400 degrees Celsius. This results in a vitrification process that gives the ceramic its distinctive hardness, strength, and translucency.

The production of porcelain originated in China, where it has been crafted for centuries. Over time, the techniques for creating porcelain spread to other parts of the world, including Europe, where it was highly prized for its beauty and durability.

Porcelain is often used to create a variety of items, including dinnerware, decorative objects, and even electrical insulators due to its low conductivity.

Porcelain is made by combining white clay with other materials, such as feldspathic material and bone ash, to achieve the desired properties. After the raw materials are mixed, they are shaped using various techniques, such as slip casting or throwing on a potter's wheel.

Once the desired shape is achieved, the porcelain is dried and then fired in a kiln at high temperatures. The firing process allows the ceramic to become hard, dense, and translucent.

In summary, porcelain is a hard white translucent ceramic made of white clay, which is prized for its beauty, strength, and versatility. The process of creating porcelain involves heating white clay and other materials to high temperatures in a kiln, resulting in a durable and attractive material that has been used for centuries to create a wide range of objects.

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Complete Question:

A hard white translucent ceramic made of white clay is called ______.

The sympathetic and parasympathetic nerve pathways are two divisions of the autonomic nervous system. These pathways are responsible for regulating involuntary functions such as heart rate, digestion, and respiratory rate.

In order for these pathways to function, a stimulus is needed to trigger a response. This stimulus can be internal or external. Once the stimulus is detected, a nerve impulse is sent through a sensory neuron to the central nervous system where it is processed by an interneuron.

The processed signal is then sent through a preganglionic motor neuron to either a chain ganglia or cranial nerve ganglia, depending on the location of the effector organ. From here, the signal is transmitted to a postganglionic motor neuron which sends the signal to the effector organ. The effector organ then responds to the signal, either increasing or decreasing its activity depending on the pathway that is activated.

Here is a diagram that shows the direction of the nerve impulse along the pathway:
[Insert diagram here]
To help you understand the pathway of the nerve impulse, here are some pictures and titles that describe each step of the process:

1. Stimulus Detection: This image shows an example of an external stimulus being detected by a sensory neuron.

2. Interneuron Processing: This image shows an interneuron in the central nervous system processing the signal received from the sensory neuron.

3. Preganglionic Motor Neuron: This image shows a preganglionic motor neuron sending the signal to the chain or cranial nerve ganglia.

4. Postganglionic Motor Neuron: This image shows a postganglionic motor neuron transmitting the signal to the effector organ.

5. Effector Organ Response: This image shows the effector organ responding to the signal received from the postganglionic motor neuron.

Now, for the reactions to the motor impulse. The sympathetic and parasympathetic pathways have different effects on the effector organs. Here are three possible reactions for each pathway:

Sympathetic Pathway:
1. Increase in heart rate
2. Dilated pupils
3. Decrease in saliva production

Parasympathetic Pathway:
1. Decrease in heart rate
2. Constricted pupils
3. Increase in saliva production.

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If work is done on an object, the object has more energy than it did before. This energy can come from increases in kinetic energy, potential energy, and/or internal energy.

The energy transferred into an object by an external force is the work done on that object. The unit of work is the joule (J). Work can be expressed as a dot product of the force and the displacement, as given below:

W = F . d

Energy is the capacity of a system to do work. There are many different forms of energy, which can be classified as kinetic, potential, or internal energy.

Kinetic energy is the energy of motion. The kinetic energy of an object of mass m and velocity v is given by the equation below:

K = (1/2)mv²

Potential energy is the energy that a system possesses because of its position in a gravitational or electric field. A body's potential energy depends on its mass, height, and position. An object has gravitational potential energy when it is in a position that can potentially fall to a lower height. A system's electric potential energy is a result of the potential difference between two points.

Internal energy is the energy that a system possesses due to the motion of its atoms and molecules. The total energy of a system is the sum of its kinetic and potential energy. The internal energy of a system is the sum of the energy associated with the motion and position of its atoms and molecules. When energy is transferred to a system by an external force, some of that energy is converted to internal energy.

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If two covalently bonded atoms move closer than a distance of the bond length, the potential energy of the atoms increases

Stronger bonds have lower potential energy than weaker ones. The weaker connection has a higher potential energy. Ionic bonds are stronger than covalent ones, hence covalent bonds have higher potential energy.

The tremendous repulsive interactions between the positively charged nuclei of the bound atoms cause the energy of the system to dramatically rise if the atoms move closer to one another than the ideal bond distance.

If there is an attractive force between the two, the potential energy will rise with more separation, but if there is a repulsive force, the potential energy will fall with greater separation.

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Answer:

Strength

Explanation:

Based on the best-fit line, the average speed of the object is equal to 6.15 m/s.

A scatter plot is also referred to as scatter chart, scatter diagram or scattergram and it can be defined as a type of graph which is used for the graphical representation of the values of two (2) variables, with the resulting points showing any association (correlation) between the data set.

A position vs time graph can be defined as a type of graph that is used to graphically represent the distance traveled (covered) by an object from its starting position with respect to the time when it is started moving.

By critically observing the graph (see attachment) which models the data in the given table, we can infer and logically deduce that the linear function from the best-fit line is given by:

y = 6.35x + 0.86

In Mathematics, the slope of a straight line on a position vs time graph simply refers to the ratio of displacement to time interval and it represents the average speed.

For the average speed, we have:

Average speed, ΔV = Δd/Δt

Average speed, ΔV = (40 - 8)/(6.2 - 1.0)

Average speed, ΔV = 32/5.2

Average speed, ΔV = 6.15 m/s.

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Differences between earthquakes at continental plate boundaries and earthquakes at mid-ocean ridges discussed in the answer.

When plates travel in the same direction and collide, this happens. The thinner, denser, and more flexible oceanic plate dips beneath the thicker, more rigid continental plate when a continental plate meets an oceanic plate. It's known as subduction.

Deep ocean trenches, like the one that runs down South America's west coast, are created by subduction. The continent's undercut rocks start to melt. On occasion, a chain of volcanoes forms as the molten rock rises to the surface and passes through the continent. Nearly 80% of earthquakes happen along convergent borders, when plates are being forced together.

Shallow earthquakes, often less than 30 km deep, occur in small bands adjacent to plate borders along mid-ocean ridges and transform edges. There are earthquakes in subduction zones at various depths, some of which are more than 700 km deep. Because they occur everywhere throughout the subducting slab that stretches beneath the opposing plate, earthquake bands are wider along subduction zones. Wide areas of distributed earthquakes may be associated with collision zones between continents, such as those between the Eurasian plate and the plates to the south of the African, Arabian, and Indian tectonic arcs.

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Answer: biotic

Explanation:

The height of the cliff is 122.5 m and the farthest distance covered equals to 50 m.

Projectile motion is a form of motion experienced by an object or particle that is projected near Earth's surface and moves along a curved path under the action of gravity only.

Given is a ball that is thrown horizontally with an initial velocity of 10 m/s off a cliff and spends 5 seconds in the air before hitting the ground.

Horizontal initial velocity = u[x] = 10 m/s

Vertical initial velocity = u[y] = 0 m/s

Vertical acceleration = a[y] = 9.8 m/s²

Using the second equation of motion along the vertical direction -

S[y] = u[y]t + 1/2a[y]t²

S[y] = 0 + 1/2 x 9.8 x 5 x 5

S[y] = 12.5 x 9.8

S[y] = 122.5 m

Horizontal distance covered = u[x] x t = 10 x 5 = 50 m

Therefore, the height of the cliff is 122.5 m and the farthest distance covered equals to 50 m.

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If the resistance remains constant and the voltage doubles, the power will increase by a factor of 4 (option E)

The following data were obtained from the question:

P = V² / R

Resistance is constant, we have

V₁² / P₁ = V₂² / P₂

V² / P = (2V)² / P₂

V² / P = 4V² / P₂

Cross multiply

V² × P₂ = P × 4V²

Divide both side by V²

P₂ = P × 4V² / V²

P₂ = P × 4

From the above, we can conclude that the power will increase by a factor of 4 (option E)

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(a) The average velocity of the car during this 28 km trip is 30.77 km/h. (b) The average speed is 30.77 km/h.

(a) The average velocity of the car during this 28 km trip can be calculated using the formula:
Average velocity = (Total displacement) / (Total time)
The total displacement is the sum of the two distances traveled, which is 14 km + 14 km = 28 km.
The total time can be calculated by adding the time taken for each part of the trip. The time taken for the first 14 km at 23 km/h is 14 km / 23 km/h = 0.61 hours. The time taken for the second 14 km at 46 km/h is 14 km / 46 km/h = 0.30 hours. So the total time is 0.61 hours + 0.30 hours = 0.91 hours.
Therefore, the average velocity is:
Average velocity = 28 km / 0.91 hours = 30.77 km/h in the positive x direction.
(b) The average speed is the total distance traveled divided by the total time taken. In this case, the total distance is 28 km and the total time is 0.91 hours, so the average speed is:
Average speed = 28 km / 0.91 hours = 30.77 km/h

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Answer:

Digesting a salad

Explanation:

All the other ones are physical changes because you're changing its form but not its chemical identity and not changing the substance. Digesting a salad is a chemical change because you're both changing its form AND its chemical identity

In heat energy transfer, an absorber that is dark in color and rough would result in the greatest amount of energy transfer.

Energy transfer is the process by which energy is transferred from one object to another.

In heat energy transfer, absorbers transfer the most energy as they are able to retain energy within them which can then be travsefered to another body.

The best absorbers are dark in color and rough.

Therefore, an absorber that is dark in color and rough would result in the greatest amount of energy transfer.

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Answer:

i dont know the actual answer but i can tell you that it takes 4 seconds for a ball to hit the ground .

Explanation:

Answer:

Speed of the satellite V = 6.991 × 10³ m/s

Explanation:

Given:

Force F = 3,000N

Mass of  satellite m = 500 kg

Mass of earth M = 5.97 × 10²⁴

Gravitational force G = 6.67 × 10⁻¹¹

Find:

Speed of the satellite.

Computation:

Radius r = √[GMm / F]

Radius r = √[(6.67 × 10⁻¹¹ )(5.97 × 10²⁴)(500) / (3,000)

Radius r = 8.146 × 10⁶ m

Speed of the satellite V = √rF / m

Speed of the satellite V = √(8.146 × 10⁶)(3,000) / 500

Speed of the satellite V = 6.991 × 10³ m/s