Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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 email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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

SolarSystem 4th Grad


magnify make an object appear larger
telescope a tool that makes distant objects appear larger
space probe a craft that travel in space with instruments, but not people
astronomer Scientist who study stars, the Moon and the planets.
inner planets Mercury, Venus, Earth & Mars gets lots of heat & close to from the Sun
outer planets Jupiter, Saturn, Uranus & Neptune cold & dark far away from the Sun
gas giants a very large planet mostly made of gases Outer planets are gas giants.
solar system The Sun, planets, moons, and other objects that orbit the Sun
orbit is to move in a path around something
rotate to turn on an axis
revolve to move in a path around the other objects
axis an imaginary line through the center of an object