Conserve Electrical Energy

Which of these tips does not help us save electric energy?

• Open and close the refrigerator frequently.

• Use a solar panel.

• Unplug the charger when it is not in use.

• Avoid the hair dryer.

Tags

NGSS.MS-ESS3-3

If you decide to go outside to play, what you should do before leaving your room?

• Leave the room as it is without turning off any electrical appliances.

• You keep few appliances on for your convenience.

• You should turn off everything that consumes energy in your room before going out.

Tags

NGSS.MS-ESS3-3

Your friend starts using solar energy. How do you think he/she is helping the nature?

• Your friend is doing less damage to nature by using a renewable source of energy like solar energy,

• He/ she is not helping the nature by any means.

• Using solar energy causes damage to nature.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

Which of the answers describes something you can do to conserve/save energy?

• Turn off the lights when you leave the room.

• turn on the light everytime.

• watching tv while listening to the radio.

we can change one form of energy to another. for example when we listen to the radio, electrical energy is used to produce .....................................

• light energy

• sound energy

• heat energy

Which of the following is a renewable energy source for our electricity we hope to use moving into the future?

• Natural gas

• The Sun

• Oil

• Wood

Tags

NGSS.MS-ETS1-2

Hydroelectric power plants use _____ to produce electricity.

• Coal

• Moving water

• Natural Gas

• Moving WInd

Which of the following are ways to save energy?

• Riding a bike instead of a car

• Leaving windows open during the winter

• Opening windows instead of using AC during the summer

• Leaving lights on when not at home

Tags

NGSS.MS-PS3-5

It is very cool outside an you feel very hot inside, what should you do?

• Turn on the air-conditioner.

• Open the windows.

• Turn on the air conditioner and open the windows.

• Go out for a walk.

What does ''efficient'' mean when talking about an electronic appliance?

• It uses the same amount of electricity as any other appliance.

• It uses more electricity than other appliances.

• It uses less electricity than other appliances.

• It is harmful for the environment.