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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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.

Remove ads
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


Sun is composed (made of)... ...hydrogen & helium
Sun heats water, vapor is produced, vapor rises to clouds; cloud process is.... ....condensation (cold, can of coke)
During the Carbon Cycle, what is the process that provides food to eat & oxygen to breathe... ...photosynthesis
When the Water Cycle is affected by increase temperature, what happens? ...evaporation
What causes light bulbs to glow... ...filament in light bulbs become hot & glows
Sun helps cause wind because... ...air is heated by sunlight & rises into atmosphere
Characteristics of light.... travels in a straight line; allows us to see objects; form of energy
What is a lunar eclipse? Earth is directly between moon & sun
Electrical energy can be converted into... ....heat & light energy
What is translucent? some light passes through & creates fuzzy images
Solid can be changed to liquid & liquid can be changed to gas by adding what? thermal or heat energy
What is rotation? Earth spinning on axis
Electromagnet uses wire, iron & battery
pencil looks broken in water because of... ....refraction
How do animals get nitrogen to make protein? animals eat other animals that eat plants
Created by: rothrams1