Save
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
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

Ecology

TermDefinition
Renewable Resource A resource that is naturally replaced in a relatively short time.
Solar Energy The energy received by the Earth from the sun in the form of radiation.
Wind Power The use of a windmill to drive an electric generator.
Hydroelectric Energy Electrical energy produced by falling water.
Biomass Fuel Fuel made from things that once were alive.
Geothermal Energy Heat energy in Earth's interior from water or steam that has been heated by magma.
Fuel Is a substance that provides a form of energy.
Nonrenewable Resource A natural resource that is not replaced as it is used.
Fossil Fuel An energy-rich substance(such as coal, oil, or natural gas) formed from the remains of organisms.
Conservation The process of using a resource wisely so it will not be used up.
Pollution The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects.
Pollutants Harmful substances in the air, water, or soil.
Air Pollution The presence in or introduction into the air of a substance which has harmful or poisonous effects.
Water Pollution The addition of any substance that has a negative effect on water or the living things that depend on the water.
Contour Plowing Plowing fields along the curves of a slope to prevent soil loss.
Windbreaks A thing, such as a row of trees or a fence, wall, or screen, that provides shelter or protection from the wind.
Conservation Plowing Soil conservation method in which the dead stalks are left in the ground to hold the soil in place.
Crop Rotation The planting of different crops in a field each year.
Fallow Left unplanted with crops.
Created by: mayawbee
Popular Earth Science sets

 

 



Voices

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:
Retries:
restart all cards