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

Tolli/Stapp - 4

Elements and Compounds - 6.5AB

Atom The smallest particle of an element, made of electrons, protons, and neutrons.
Element A pure substance composed of the same type of atom throughout.
Compound A substance made of two or more elements that are chemically combined in fixed amounts.
Substance Any form of matter that is uniform throughout and has consistent properties.
Periodic Table of Elements A table in which all the known elements are arranged by properties and are represented by one or two letters, referred to as chemical symbols.
Lithosphere The rigid, outer part of Earth.
Hydrosphere All of the water on Earth.
Biosphere The sum of all living matter, made of a limited number of elements including oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus.
Atmosphere The layer of gas surrounding planet Earth, held in place by gravity and composed of a limited number of elements, primarily nitrogen and oxygen.
Matter Anything that has mass and takes up space.
Properties Physical and chemical characteristics of matter used to describe or identify a substance.
Volume A measure of the space that matter occupies.
Mass A measure of how much matter is present in a substance.
Mixture A combination of two or more substances which do not chemically combine.
Uniform Composition Made of the same evenly distributed substance or combination of substances throughout.
Chemical Formula A shorthand notation that uses chemical symbols and numbers as subscripts to represent the type and number of atoms that are present in the smallest unit of the substance
Oceans The largest bodies of water on Earth, covering approximately 71% of Earth’s surface and made up of saltwater
Chemical Symbols One or two letters that represent elements
Created by: foremanh
Popular 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