4th grade Quiz 7A Energy of motion

The book resting on the edge of the table has potential energy because the book could fall. The underlined part of the sentence is the ____?

• cause

• effect

Write true if the statement is true. Write false if the statement is false. The ability to do work is force.

Write true if the statement is true. Write false if the statement is false. The stored energy in an object is potential energy.

Write true if the statement is true. Write false if the statement is false. The energy that an object has due to its motion is kinetic energy.

A toy truck rolls down a slope. As the truck rolls down the slope, what happens?

• Potential energy changes to kinetic energy and moves the truck. The truck also gains kinetic energy as it rolls.

• Neither kinetic nor potential energy changes as the truck rolls down the slope.

• Potential energy changes to kinetic energy as the truck rolls. The truck also gains potential energy as it rolls.

Where did energy come from?

• An explosion in space created energy.

• God created the universe and the energy in it.

• Many hot gases mixed together to create energy.

The scooter at the top of the hill is an example of which kind of energy?

• kinetic energy

• potential energy

• thermal energy

The scooter moving down the hill is an example of which kind of energy?

• kinetic energy

• potential energy

• thermal energy