Energy Transformations

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to light
• Electrical to chemical
• Electrical to light
• Chemical to electrical

Tags

NGSS.HS-PS3-3

Which of the following shows an energy transformation from chemical energy to electrical to light energy?

• A bolt of lightning lights the night sky

• A candle glows brightly in the dark

• A fire in a fireplace lights up a room

• A battery causes a flashlight to shine

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

A television works by transforming electrical energy into what other kinds of energy?

• Light, thermal, and sound
• Thermal, chemical, and solar
• Sound, mechanical, and electrical
• Light, chemical, and mechanical

Tags

NGSS.HS-PS3-3

Which of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?

• Chemical to thermal

• Light to chemical

• Thermal to light

• Chemical to electrical

Tags

NGSS.HS-LS1-5

As a microwave is operated, electrical energy is transformed into all of the following types of energy EXCEPT —

• Solar

• Light

• Thermal

• Mechanical

Energy transformations occur when —

• Energy is created through conduction

• Energy changes from one form to another

• Two forces slide together that are touching

• A chemical reaction takes place

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-2

NGSS.HS-PS3-4

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

• Destroyed, destroyed

• Created, saved

• Created, destroyed

• Lost, found

Tags

NGSS.MS-PS1-4