Energy Forms and Conversions

Which of the following conversions is illustrated with a solar powered car?

• radiant (light) to electrical

• radiant (light) to mechanical

• mechanical to radiant (light)

• electrical to mechanical

Tags

NGSS.MS-PS3-5

As a soccer ball is kicked high into the air, it

• loses kinetic energy and loses potential energy.

• loses kinetic energy and gains potential energy.

• gains kinetic energy and gains potential energy.

• gains kinetic energy and loses potential energy.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

NGSS.MS-PS3-2

The maximum kinetic energy of a box sliding from the top of a ramp to the bottom is

• at the top.

• at the bottom.

• at the exact middle of the ramp

• stored equally within the box at all locations.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Our bodies convert chemical energy into

• light energy.

• radiant energy.

• mechanical energy.

• thermal energy.

Tags

NGSS.MS-PS1-6

Which statement is an inference that could be made about a swinging pendulum?

• The pendulum will swing for a minute before it stops.

• The pendulum swings slowly because the string is long.

• The pendulum string is 30 cm long.

• The pendulum string is thick.

Which of the following shows the best examples of the energy conversion in a battery powered flashlight?

• Chemical >>> Electrical >>> Radiant

• Electrical >>> Mechanical >>> Chemical

• Mechanical >>> Radiant >>> Electrical

• Radiant >>> Electrical >>> Chemical

A wind turbine makes use of which type of energy to generate electricity?

• chemical energy

• mechanical energy

• electric energy

• thermal energy

Tags

NGSS.MS-PS3-5

A television converts electricity into

• light.

• sound.

• light and sound.

• light, sound, and heat.

An example of electrical energy transforming to thermal energy is

• a fire burning.

• using a toaster.

• burning coal.

• lighting a candle.

Before burning logs in a fireplace, they were a source of

• elastic potential energy.

• chemical potential energy.

• electrical potential energy

• gravitational potential energy.