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
share
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

Rocks to Soil

TermDefinition
Erosion The process of wearing down and carrying away rocks.
Weathering The process that breaks down rock and other substances.
Mechanical Weathering A type of weathering in which rock is physically broken into smaller pieces.
Chemical Weathering The process that breaks down rock through chemical changes.
Abrasion The wearing away of rock by rock particles carried by water, ice, wind, or gravity.
Frost Wedging Water seeps into cracks of rock then freezes, expanding the rock, and then it thaws. Wedges of ice widen and deepen the rock.
Oxidation Oxygen in air is an important cause of chemical weathering, and iron mixes with oxygen with the presence of water to make rust in a process called this.
Permeable A material is full of tiny, connected air spaces that allow water to seep through it.
Soil The loose, weathered material on Earth's surface in which plants can grow.
Bedrock The solid layer of rock beneath soil.
Humus A dark-colored substance that forms as plant and animal remains decay.
Fertility A measure of how well the soil supports plant growth.
Loam Soil that is made up of