Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

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.
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
remaining cards
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

Chapter 3

Matter Anything that has mass and takes up space.
Elements Substance made of only 1 kind of atom.
Metals Good conductors of electricity and heat. Can bend without breaking. Most have gray color.
Semimetal Sometimes like metals sometimes like nonmetals.
Nonmetals Do not conduct heat/electricity well. May be gas or solid.
Atom The basic building block of matter. Can't be any smaller.
Atomic Theory States every is made of atoms.
Compound A type of matter made of two or more elements.
Molecule The smallest particle of a compound that still acts like a compound.
Proton Positive charge. Found in the nucleus.
Neutron No charge. Found in nucleus.
Electron Negative charge. Orbits the nucleus.
SOLID Has a definite volume or shape. Particles are very close together, and don’t move past each other. Keeps its shape.
LIQUID Has a definite volume but not shape. Particles can move past each other. Takes shape of container
Gas No definite volume or shape. Particles spread out evenly and take shape of container. Can be squeezed into a smaller volume
PLASMA Like a gas, but conducts electricity like a metal. Occurs with high temps or electric charge.
MELTING POINT Solid to liquid or liquid to solid. Same temperature as freezing point.
EVAPORATION When liquids become a gas
CONDENSATION When gas becomes a liquid. Gas particles touch a cold surface and the temperature drops.
BOILING POINT The temperature at which evaporation occurs
MIXTURE Two or substances that mix together but each keeps its own identity
SOLUTION A mixture where substance spreads out evenly and will not settle
SOLUTE The substance being dissolved
Solvent What the substance is dissolved in
SOLUBILITY A way to measure how much a material dissolves into another
Created by: carissa5