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



unstable air what are the two conditions required to form a thunderstorm
lightning what is a short-lived bright flash of light produced by an abrupt discharge of electricity through the air
return stroke what phase of a lightning bolt is seen as a brilliant flash of light
cumulus stage the stage in the life of a thunderstorm
thunder a lightning bolt that expands explosively forming a shock wave of sound
thermometer used to to measure temperature
barometer used to measure atmospheric pressure
aneroid barometer uses a flexible, airtight metal box to measure changes in pressure
hygrometer used to measure relative humidity
weather vane a simple device that points into the wind
rain gauge an open, cylinderacal glass jar with a ruler on the side
ceilometer measures the distance from the ground to the base of the clouds
supercell what term refers to a thunderstorm with a single, giant, rotating updraft
Created by: njcascience