PS Spring Final

Energy cannot be changed from one variety into another.

• true

• false

Energy is the ability to cause change.

• true

• false

Energy is measured in Hertz

• true

• false

As mass increases, kinetic energy increases

• true

• false

The sum of the potential and kinetic energy in a system is called

• total energy

• mechanical energy

• electrical energy

• kinesthetic energy

The kinetic energy of an object increases as its __ increases.

• velocity

• gravitational energy

• potential energy

• specific heat

A car engine transfers chemical potential energy into __ so that the car moves.

• chemical

• gravitational

• electrical

• mechanical

According to the Law of Conservation of Energy, the total amount of energy in the universe __.

• is constant

• is increasing

• is decreasing

Power is measured in ...

• Hertz

• decibels

• ohms

• watts

Medium that reduces the flow of energy ...

• resistor

• insulator

• conductor

• protector