Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

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

9Sci CH25

9th Science CH25 Energy Sources

TermDefinition
fractional distillation a process based on boiling points used in oil refineries to separate the chemical compounds in crude oil into gasoline, kerosene, and other products
geothermal energy thermal energy source located far below Earth’s crust
hydroelectricity electricity produced by the energy of moving water
NIMBY Not In My BackYard; a point of view that supports an issue such as nuclear generation of electricity as long as it does not take place close to home
nonrenewable resource resources such as coal, oil, and natural gas, which cannot be replaced after they are used up
nuclear reactor a device that generates electricity from a controlled nuclear fission chain reaction
nuclear waste radioactive by-products from nuclear power generation, nuclear medicine, and so one; storing nuclear waste is a political and environmental problem
petroleum crude oil; formed by decaying remains of plants and animals; a fossil fuel that is burned and used to make lubricants and plastics
photovoltaic cell a device used to convert solar energy directly into electrical energy; also called a solar cell
tidal energy energy produced by the rise and fall of ocean levels; used to generate electricity