Physical Science State Test Practice

Front

What is the unit to MEASURE force?

Back

Newton

Front

A ____________ is a push or a pull on an object.

Back

force

Front

Which picture has the most potential energy?

Back

Picture A

Front

When does an object have no kinetic energy?

Back

When it's at rest.

Front

At which point does the ball have the greatest gravitational potential energy (GPE)?

Back

A

Front

What is the definition of force?

Back

A push or pull on an object.

Front

What is kinetic energy?

Back

The energy an object has due to its motion.

Front

What is gravitational potential energy?

Back

The energy an object has due to its position in a gravitational field.

Front

What is the formula for calculating kinetic energy?

Back

KE = 1/2 mv² (where m is mass and v is velocity).

Front

What happens to potential energy as an object falls?

Back

It decreases as kinetic energy increases.