Energy and Transformations

What energy transformations take place when a battery-operated radio is in use?

• Electrical to chemical to light

• Sound to chemical to mechanical

• Chemical to electrical to sound

• Light to electrical to thermal

People get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?

• mechanical to thermal to electrical

• chemical to mechanical to thermal

• mechanical to chemical to sound

• chemical to sound to electrical

Tags

NGSS.MS-PS3-5

Mechanical Energy is transferred to _____ Energy.

• Solar

• Mechanical

• Electrical

• Potential

Tags

NGSS.MS-PS3-5

Electrical Energy is transferred to _____ Energy.

• Thermal

• Solar

• Electrical

• None

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Turning on a lamp is an example of energy transformation from electrical to 3 forms of energy. Which of these is NOT created by the lamp?

• radiant

• light

• heat

• chemical

Energy cannot be created or destroyed

• True

• False

Tags

NGSS.MS-PS3-5

A firefly transforms what kind of energy into a new form of energy?

• Chemical to radiant

• Chemical to nuclear

• Electrical to chemical

• Electrical to radiant

Tags

NGSS.MS-LS1-7

If you have a battery in a device, what is the first energy transformation that must happen?

• Chemical to light

• Chemical to electrical

• Electrical to chemical

• Electrical to light

The ability to do work or cause change describes what?

• Mechanical

• Energy

• Transformation

• Motion

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which energy resources do not pollute our environment?

• Nuclear energy

• Hydroelectricity

• Wind energy

• Fossil fuels

Tags

NGSS.MS-ESS3-3