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.
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
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


Weather The condition of Earth's atmosphere at a particular time and place
Meterologitsts Scientists who study the causes of weather and try to predict it
Forecast A prediction of what the weather will be in the future
Temperature The average amount of energy of motion in the molecules of a substance
Convection The transfer of heat by movements of a fluid
Humidity A measure of the amount of water vapor in the air
Relative Humidity The percentage of water vapor in the air compared to the maximum amount the air can hold at that temperature
Wind The horizontal movement of air from an area of high pressure to an area of lower pressure
Cumulus Clouds that form less than 2 kilometers above the ground and look like fluffy, rounded,piles of cotton
Stratus Clouds that form in flat layers
Cirrus Wispy, feathery clouds made mostly of ice crystals that form at high levels, above 6 kilometers
Thermometer An instrument used to measure temperature, consisting of a thin, glass tube with a bulb on one end that contains a liquid
Anemometer An instrument used to measure wind speed
Psychrometer An instrument used to measure relative humidity, consisting of a wet-bulb thermometer and a dry-bulb rhermometer
Air mass A huge body of air that has similar temperature, pressure, and humidity throughout.
Front The area where air masses meet and do not mix
Cold front When a cold air mass pushes against a warm air mass
Warm front When a warm air mass pushes against a cold air mass
Tornado A rapidly whirling, funnel-shaped cloud that reaches down from a storm cloud to touch the Earth's surface, usually leaves a destructive path
Hurricane A tropical storm that has winds of 119 km per hour or higher; typically about 600 km across
Created by: !JazzyJ