Kinetic Energy Answers

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The kinetic energy of an object with a mass of 6.8 kg and a velocity of 5.0 m/s is J. (Report the answer to two significant figures.)

Answer not available
2
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The mass of an object with 500 J of kinetic energy moving with a velocity of 5 m/s is kg. (Report the answer to one significant figure.)

Answer not available
4

The work-energy theorem states that the work done on an object is equal to a change in which quantity?

A
kinetic energy
B
displacement
C
potential energy
D
mass
5

The diagram shows a side view of a skateboard ramp.

Question illustration
A
W and X
B
X and Y
C
Y and Z
D
W and Z
6

What is the kinetic energy of a 620.0 kg roller coaster moving with a velocity of 9.00 m/s? Round to 3 significant figures.

A
2,790 J
B
5,580 J
C
25,100 J
D
50,200 J
7

Which formula can be used to find velocity if kinetic energy and mass are known?

A
v =
Option A
B
v =
Option B
C
v =
Option C
D
v =
Option D
8

The velocity of a 10.0 kg object that has 720 J of kinetic energy is m/s. (Report the answer to two significant figures.)

Answer not available
9

The chart shows data for four different moving objects.

Question illustration
A
W, Y, X, Z
B
Z, X, Y, W
C
W, Y, Z, X
D
X, Z, Y, W
10

Kinetic energy and mass are proportional.

Answer not available

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