Energy Conversion

When you drop a basketball it does not bounce back all the way. This is because some of the mechanical energy is 'lost' when it transforms into which of the following ?

• Sound

• Chemical

• Radiant

• Electrical

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is the energy conversion when you plug in a stereo and listen to music?

• electrical to mechanical

• chemical to nuclear

• electrical to sound

• potential to sound

Tags

NGSS.MS-PS3-5

What are the energy conversions when the sun shines on a solar panel that provides energy to a home?

• nuclear to heat to electrical

• nuclear to light to electrical

• nuclear to electrical to light

• nuclear to light to potential

Which items would have this energy transformation: electrical energy -> thermal energy and light energy?

• toaster

• candle burning

• windmill turning

• Iron for your clothes

Where is the kinetic energy the greatest?

• A

• B

• C

• D

Tags

NGSS.MS-PS3-1

The roller coaster cart has the most gravitational potential energy at position-

• W

• X

• Y

• Z

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

What best describes the energy conversion that takes place in a microwave oven?

• electrical to light to thermal

• chemical to thermal to light

• electrical to thermal to sound

• nuclear to thermal to chemical

Which of the following mechanical energy to electrical energy?

• solar calculator

• windmill

• glow stick

• firecracker

Tags

NGSS.MS-ETS1-2

According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 

• destroyed, destroyed

• created, saved

• created, destroyed

• lost, found

Tags

NGSS.HS-PS3-3

NGSS.HS-PS3-4

What type of energy is stored in batteries or food?

• Potential energy

• Thermal energy

• Chemical energy

• Mechanical energy