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
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

Physical Science Ch1

TermDefinition
Science the knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws or principles that can be verified or tested.
Technology the application of science for practical purposes
Scientific Law a summary of many experimental results and observations; a law tells how things work
Scientific Theory An explanation for some phenomenon that is based on observation, experimentation, and reasoning
Scientific Method A series of steps followed to solve problems including collecting data, formulating a hypothesis, testing hypothesis, and stating conclusions.
Variable A factor that changes in an experiment in order to test a hypothesis (manipulated variable)
Length A measure of the straight-line distance between two points
Volume A measure of the size of a body of region in three-dimensional space
Mass A measure of the amount of matter in an object
Weight A measure of the gravitational force exerted on an object
Scientific Notation A method of expressing a quantity as a number multiplied by 10 to the appropriate power
Precision The exactness of a measurement
Accuracy A description of how close a measurement is to the true value of the quantity measured
Qualitative statement A statement that uses words to provide a description.
Quantitative statement A statement that uses mathematical quantities/equations to provide a description.
Created by: hod01003