Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how


U2 L4

Appliances machines that are used in homes
Car Pool driving together to get somewhere
Conservation act of using a resource wisely
Energy-Efficient using less energy
Insulation a material that keeps heat from being lost
Thermostat a device used to control the temperature
Universe everything that exists in space
Weather stripping strips fastened along the edges of windows and doors to reduce drafts and heat loss
Atoms the basic unit of matter
Biomass plant materials and animal waste used as fuel
Bonds how atoms attach
Combustion the act of burning something
Conservation act of using a resource wisely
Electricity the flow of electrical power or charge
Energy the ability to do work or cause change
Geothermal related to the heat of the Earth's interior
Heat a type of energy that is hot
Hydropower energy that comes from the force of moving water
Light Energy energy from sources of light
Non-Renewable not able to be made again quickly by nature or people
Nucleus the center of an atom
Power the rate of doing work
Renewable able to be created again
Sound energy that we hear
Work the use of force to move an objerct
Created by: sreid1



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards