Review grade 4

Review grade 4

Energy transfer in collisions

Guess the key word we learned in this lesson?

Guess the word

Guess the word

Guess the word

Lets review!

Multiple Choice

What is collision?

• When two things hit each other with a force

• When you try to stop something

Multiple Choice

What is law of conservation of energy?

• Energy can neither be created or destroyed

• We can always create energy

Multiple Choice

What is momentum?

• How things move when we apply force

• How hard or easy it is to stop something or move something

Multiple Choice

What is elastic collision?

• Kinetic energy is not lost as heat and sound

• Kinetic energy is lost as heat and sound