Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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

Holt:Chapt. 11, Test

Energy; Renewable and Non Renewable

Describe non renewable resources. Limited supply and the item cannot be naturally replaced in a human life time.
Discuss renewable resources. Resources such as water, air & plants that can be replaced within a human life time.
Describe metals. Minerals with shiny surfaces, excellent conductors of heat and electricity, and easily bent when in thin sheets.
Tell why ores are desirable. Deposits of minerals that may be removed from the ground profitably.
Define veins. Narrow fingerlike bands of ore spread through rock cracks in hot mineral solutions.
Explain the term, lode. A large number of thick veins in close proximity below the surface.
Describe placer deposits. Concentrations of ore at the bottom of stream beds due to the high density of metals such as gold and silver.
Define gemstones: Rare mineral crystals that display brilliance and clarity and as such are selected for jewelry.
Discuss conservation. The mindful act of preserving valuable resources for our posterity and future generations through recycling and the like.
Explain fossil fuels. Compounds of hydrocarbons which contain abundant energy per unit of mass or volume; including coal and petroleum.
Permeable rock possesses what characteristic? Water can flow through it.
Define crude oil. Unrefined petroleum.
Name the single most popular use of the fossil fuel, coal. Energy source in the production of electricity.
Where does acid rain come from? The main source is burning coal which contains sulfur that combines with water to form dilute sulfuric acid which comes back to Earth's surface via rain.
Define nuclear fission. The splitting of the nucleus of a large atom into two or more smaller nuclei.
Explain nuclear fusion. Nuclei of two small atoms combine to form a single larger nuclei plus energy.
Solar energy is desirable, why? The energy from the sun is free and abundant and pollution free.
Discuss geothermal energy. The tapping of heat from Earth's interior.
Describe hydroelectric power. The use of energy contained within falling water, such as a waterfall or a dam, to spin turbines and generate electricity.
Created by: whearn
Popular Earth Science sets




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