When liquid water becomes water vapor
What is evaporation?
When water droplets are suspended in the air
What is a cloud?
The mixture of gases surrounding a planet
What is the atmosphere?
The force on a surface caused by the weight of the atmosphere pressing down on Earth
What is air pressure?
Energy transfers from _____
What is hot to cold?
An amount of air that moves as a unit
What is an air parcel?
Whispy, high-in-the-troposphere, clouds
What is cirrus?
The layer of the atmosphere that humans live in
What is the troposphere?
Air moving from areas of high pressure to low pressure is _____
What is wind?
The ability to make things move or change
What is energy?
When water vapor in an air parcel cools back into liquid water
What is condensation?
Fluffy, cotton ball-like clouds
What is cumulus?
The tropospher is _____ at the surface and ______ at its highest point
What is warmest & coldest?
The scientific study of weather
What is meteorology?
One thing that contributes to causing an event
What is a factor?
When water droplets fall in the form of rain, snow, sleet, or hail
What is percipitation
Thin, sheet-like clouds
What is stratus?
A measure of how much water vapor is in the air
What is humidity?
Air parcels can be pushed up into the _______ by wind.
What is the troposphere?
When something becomes different over time
What is change?