Collisions

Front

What is a collision?

Back

A collision is when two or more objects hit each other.

Front

What happens to objects during a collision?

Back

They can bounce off each other, crumple, or change direction.

Front

What is energy?

Back

Energy is what makes things happen or move.

Front

What is a crumple zone in a car?

Back

A crumple zone is a part of a car designed to absorb energy during a collision.

Front

What happens to energy when an object moves faster?

Back

It has more energy to transfer.

Front

What is the purpose of a bumper on a car?

Back

The bumper helps protect the car and absorb energy during a collision.

Front

What is the term for the force that pushes objects apart during a collision?

Back

Recoil.

Front

Why is it important to change only one variable in an experiment?

Back

To see how that one change affects the outcome.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is the relationship between speed and energy?

Back

As speed increases, energy also increases.