Energy Practice Questions

What is energy stored in the position of an object?

• Potential

• Kinetic

• Friction

• Electrical

What is energy of motion?

• Potential

• Kinetic

• Friction

• Electrical

How does the marble on the ramp gain more potential energy?

• The marble is thrown faster.

• There is just no way to know?

• The marble is placed on a higher position.

• The marble rolls to the bottom of the ramp.

Where on the ramp is there the greatest kinetic energy?

• At the bottom

• Before it is put down on the ramp

• At the top

• At the middle

Where does the kinetic energy of the marble on the ramp come

from?

• The ramp transferring it to the marble.

• The acceleration of gravity.

• The marble has its own kinetic energy at all times.

• A person pushing it down.

An object's velocity increases, multiplied by a factor of 4. What factor would its Kinetic Energy increase by?

• 4

• 8

• 2

• 16

An object's mass increases, multiplied by a factor of 4. What factor would its Kinetic Energy increase by?

• 8

• 4

• 16

• 2

An object's velocity increases, multiplied by a factor of 10. What factor would its Kinetic Energy increase by?

• 100

• 10

• 5

• 20

An object's mass decreases, divided by a factor of 3. What factor would its Kinetic Energy decrease by?

• 6

• 3

• 1/3

• 1

Kinetic Energy depends on which of the following?

• velocity²

• velocity

• mass²

• acceleration