Kinetic Energy of 10kg Object Dropped from 100m

In summary, the formula for calculating kinetic energy is KE = 1/2 * m * v^2, where m is the mass of the object and v is the velocity of the object. The velocity of an object dropped from a certain height can be determined using the equation v = √(2gh), where g is the acceleration due to gravity (9.8 m/s^2) and h is the height of the object in meters. The kinetic energy of an object dropped from 100m will be different depending on its mass, as the formula for kinetic energy includes mass as a variable. As an object falls from a height of 100m to the ground, its kinetic energy will increase due to gaining velocity. Kin
  • #1
sernewto
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Homework Statement

A 10 kg object is dropped from 100m above. What is the kinetic energy of the object right before it hits the ground?

(Assume: g= 10 m/s^2)

Homework Equations



(Assume: g= 10 m/s^2)

The Attempt at a Solution



I got 100 right before it hits the ground..
 
Last edited:
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  • #2


What is your attempt at the solution?
 
  • #3


sernewto said:

Homework Equations



(Assume: g= 10 m/s^2)

What theory/formula do you think you need to use for this problem?
 

1. What is the formula for calculating the kinetic energy of an object dropped from a certain height?

The formula for calculating kinetic energy is KE = 1/2 * m * v^2, where m is the mass of the object and v is the velocity of the object.

2. How do you determine the velocity of an object dropped from a specific height?

The velocity of an object dropped from a certain height can be determined using the equation v = √(2gh), where g is the acceleration due to gravity (9.8 m/s^2) and h is the height of the object in meters.

3. Can the kinetic energy of an object dropped from 100m be different depending on its mass?

Yes, the kinetic energy of an object dropped from 100m will be different depending on its mass. The formula for kinetic energy includes mass as a variable, so the larger the mass of the object, the more kinetic energy it will have.

4. How does the kinetic energy of an object change as it falls from a height of 100m to the ground?

As an object falls from a height of 100m to the ground, its kinetic energy will increase. This is because the object is gaining velocity as it falls, which is a direct factor in the calculation of kinetic energy.

5. How is kinetic energy important in understanding the motion of objects?

Kinetic energy is important in understanding the motion of objects because it helps us calculate the energy an object has due to its motion. This energy is then used to determine how the object will behave and interact with other objects in its path.

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