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

Matter

Physical Science

TermDefinition
atom The basic particle from which all elements are made.
atomic number The number of protons in the nucleus of an atom.
electron A tiny, negatively charged particle that moves around the nucleus of an atom.
element A pure substance that cannot be broken down into other substances by chemical or physical means.
gas A state of matter with no definite shape or volume.
group Elements in the same vertical column of the periodic table; also called family.
liquid A state of matter that has no definite shape but has a definite volume.
molecule A molecule made of 2 or more atoms bonded together.
period A horizontal row of elements in the periodic table.
Periodic Table A chart of the elements showing the repeating pattern of their properties.
proton A small , positively charged particle in the nucleus of the atom.
neutron A small particle in the nucleus of the atom, with no electrical charge.
solid A state of matter that has a definite shape and a definite volume.
thermal energy The total energy of all the particles of an object.
Law of conservation of matter The principle that the total amount of matter is neither created nor destroyed during any physical or chemical change.
chemical change A change in which one or more substances combine or break apart to form new substances.
chemical property A characteristic of a pure substance that its ability to change into a different substance.
flammability The ability to catch fire.
physical change A change in a substance that does not change it's identity.
physical property A characteristic of a pure substance that can be observed without changing it.
reaction The ease and speed with which an element combines , or reacts, with other elements and compounds.
solubility The ability to dissolve in another substance.
Created by: liddelltorrance