Energy Final Exam

What is the sequence of the energy transformations represented in the diagram?

• mechanical →chemical →solar

• solar →electrical →mechanical

• mechanical →electrical →solar

• solar →chemical →electrical

Tags

NGSS.HS-PS3-3

The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. At which position does the boulder have the greatest kinetic energy

• A

• B

• C

• D

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. At which position does the boulder have the greatest potential energy

• A

• B

• C

• D

Tags

NGSS.MS-PS3-2

Which statement best describes the energy changes that occur while a child is riding on a sled down a steep, snow-covered hill?

• Kinetic energy decreases and potential energy increases.

• Kinetic energy increases and potential energy decreases.

• Both potential energy and kinetic energy decrease.

• Both potential energy and kinetic energy increase.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Compared to the particles in a hardened lava sample, the particles in a liquid lava sample

• have a lower temperature

• are moving faster

• have less kinetic energy

• are closer together

Tags

NGSS.MS-PS1-4

The diagram shows a home with a solar heating system. What is the original source of energy for this heating system?

• heated water

• heated air

• sunlight

• water pump

Tags

NGSS.MS-ESS2-4

Which energy source is considered nonrenewable?

• moving water

• wind

• fossil fuel

• biomass

What state of energy is demonstrated by a skier speeding downhill?

• kinetic

• nuclear

• potential

• light

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What type of energy transformation is represented in the diagram of candle burning?

• chemical energy to sound energy

• chemical energy to heat energy and light

• light energy to chemical energy

• heat energy to chemical energy

Which device converts electrical energy into light and sound energy?

• telephone

• radio

• television

• hair dryer

Tags

NGSS.MS-PS3-5