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

Ch 4 Phys Science

Introduction to Physical Science

matter all substances that take up space
solid a substance with a definite shape and definite volume
liquid a substance with a definite volume, but no definite shape
gas a substance with no definite shape or volume
quantification systematic process of accurately measuring and counting
boiling point the temperature in which a liquid becomes a gas
weight the measure of the gravitational force on an object
density mass divided by volume
element the simplest type of substance
atoms the smallest particle of an element
compound a substance formed from the chemical union of two or more elements
molecule formed when two or more atoms chemically unite
nucleus the core of an atom
electrons negatively charged particles in an atom
protons positively charged particles in an atom
neutrons neutral (no charge) particles in an atom
atomoic mass the sum of the number of protons and neutrons in the nucleus of an atom
ion an electrically charged atom that results from gaining or losing electrons
ionic bond a chemical bond that involved the transfer of electrons from one atom to another
energy the ability to do work
force a push or pull
kinetic energy the energy of motion
potential energy the energy of position
radiant energy electromagnetic waves
The First Law of Thermodynamics The total amount of matter and energy in the universe is constant
solubility the ability to be dissolved
mass the amount of matter in an object
atomic number the number of protons an atom contains
Created by: weezie45840