Science 8 - Unit 3 Review

A Calorie is a unit used to measure

• energy

• vitamins

• density

• mass

Which form of energy is almost always produced during energy transformations?

• heat

• electricity

• light

• sound

Tags

NGSS.MS-PS3-5

NGSS.MS-PS1-4

Which type of energy is transferred by vibrational waves?

• nuclear

• light

• chemical

• sound

Tags

NGSS.MS-PS4-1

As a candle burns, the chemical energy stored in the wax is transformed into

• heat and light

• heat and magnetism

• electricity and light

• electricity and magnetism

Which energy source is nonrenewable?

• solar

• wind

• biomass

• fossil fuels

Which form of energy is produced when a rubber band vibrates?

• chemical

• light

• electrical

• sound

Tags

NGSS.MS-PS4-2

Which type of energy in gasoline is transformed into mechanical energy in a motorcycle engine?

• chemical

• nuclear

• magnetic

• electrical

Which device directly converts chemical energy into electrical energy?

• solar-powered calculator

• wood-burning stove

• batter-powered flashlight

• wind-powered sailboat

A lamp converts electrical energy to light energy. In addition to the light energy, much of this electrical energy is also converted to

• mechanical energy

• chemical energy

• heat energy

• nuclear energy

Where does a roller coaster have the most potential energy?

• the top of the first hill

• the bottom of the first hill (after it has gone down the hill)

• the very beginning of the roller coaster

• when it stops

Tags

NGSS.MS-PS3-2