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

Earth Science Ch 2

Earth Science LCA chapter 2

QuestionAnswer
Matter is defined as anything that Occupies space and has mass
Sweetened tea would be an example of Mixture
Solid aluminum is an example of a mixture or pure substance Pure substance
A state of matter with unchanging volume but not a definite shape Liquid
A state of matter is most directly affected Temperature
Nitrogen gas in the tank liquid mercury and ocean water are examples Fluids
A spring scale is used to measure Weight
Volume is measured in what units Liters, cubic inches, quarts, and milliliters are all measures of volume
Define compression Forces or stresses that act to squeeze or Crush an object or substance
Define friction Friction opposes the motion of objects in contact
Define tension Tension pulls on an object usually in a straight line
Examples of field forces Magnetic force, electric force, and gravity
Define energy Operationally defined as the ability to do work
Kinetic energy The energy possessed by moving objects, depends on the object's speed and Mass
Define heat and thermal energy Heat is the flow of thermal energy from a hot place to a cooler place any source of heat produces thermal energy
Sound Energy Sounds whose frequency is too low for us to hear are called infrasonic. Sound within our hearing range are called Audible. Sound the vibrations are too fast for art year to detect are called ultrasonic
Created by: IcanDance