Energy Grade 4 Updated 1/19

Front

What do thermal imaging devices detect in objects?

Back

Energy transfer based on temperature.

Front

What are the ways energy can be moved from place to place?

Back

Heat, light, sound, electricity, and all of the above.

Front

What happens to two moving objects when they collide?

Back

They change their motion.

Front

What can energy transferred during a collision produce?

Back

Heat, light, and sound.

Front

What happens to warmer air in relation to cooler air?

Back

Warmer air always moves into cooler air.

Front

What is temperature?

Back

A measure of how hot or cold something is.

Front

What is energy?

Back

The ability to do work or cause change.

Front

What is heat energy?

Back

Energy that comes from the movement of atoms and molecules.

Front

What is sound energy?

Back

Energy produced by vibrating sound waves.

Front

What is light energy?

Back

Energy that travels in waves and can be seen by the human eye.