What is "the layer of gases that surrounds Earth."
100
Moisture that falls to earth from the atmosphere in forms such as rain, hail, snow, and sleet.
What is precipitation
100
Air has pressure because it has ____________.
What is mass.
100
From Earth to space, the main layers in our atmosphere are:_______________, ________________, ________________, and _______________.
What are "troposphere, stratosphere, mesosphere, thermosphere."
200
Earth’s atmosphere is important to living things because it _______.
What is "provides all the gases that living things need to survive."
200
Water Vapor is water in the form of ___________.
What is "a gas."
200
Instruments used to measure air pressure are called ________
What are barometers.
200
The layer of our atmosphere in which weather occurs is the ___________.
What is the troposphere.
300
This layer (part of another layer) filters harmful ultraviolet radiation from the sun.
What is the Ozone Layer
300
When water collects as heavy droplets in clouds, this type of precipitation forms
What is rain.
300
We call the continuous cycle of rising warm air and falling cold air a __________________.
What is a wind cell.
300
The ozone layer is found in the ______________.
What is stratosphere.
400
Radio waves are reflected back to Earth by particles in the ___________.
What is "ionosphere."
400
The water cycle usually starts with a body of water, then it ____________, and ________________ into clouds, and falls as some form of _______________.
What are evaporates, condenses, and precipitation.
400
As you rise upwards in the atmosphere, air pressure ______________.
What is decreases
400
Which layer of the atmosphere protects Earth’s surface from being hit by most meteoroids?
What is the mesosphere
500
The two most abundant gases in the atmosphere are _____________ and ____________.
What are nitrogen and oxygen.
500
Water vapor that condensed into tiny droplets and stay in the air until they fall as a form of precipitation are called ____________.
What are clouds
500
A particular pattern of wind movement around the earth (parallel with the equator) is called a _____________.
What is a wind belt.
500
The layers of the atmosphere are classified according to changes in _________________.