Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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:
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



What is an element A substance made up of only one type of atom
How many types of elements are there? Over 100 types
What is the most common element in air? Nitrogen
Where all the known elements are named? The periodic table
All elements are given what to identify them? symbols
What is a molecule? Consists of two or more atoms chemically combined
Examples of molecules? H2O.....O2.....C02
What is a compound? Consists of two or more atoms chemically combined
example of a compound? Water-is made up with 2 elements, hydrogen and oxygen
What is a mixture? A mixture is a non definite amount of elements and compounds
Example of a mixture? Air is a mixture of gases.
Created by: Caitlin27600.