atmosphere
The atmosphere is made up of mostly ____ and ____.
nitrogen, oxygen
moving air
True or False?
The stratosphere is the layer where all plants and animals live and where all weather takes place.
False
The troposphere is the layer where all plants and animals live and where all weather takes place.
wind vane
the layer closest to the Earth where all plants and animals live
troposphere
True or False?
Three factors that affect air temperature include time of day or night, season, and closeness to oceans.
True
tool that measures temperature
thermometer
True or False?
Warm air is less dense than cold air.
True
tube that collects water and shows the amount of rainfall
rain gauge
the condition of the air at a given time
weather
Air moves when the Sun's _________ heats the air.
energy
water that falls from clouds
precipitation
Name four forms of precipitation.
rain, snow (winter), sleet (winter), and hail (spring, summer, fall)
the force of air pushing down on an area
air pressure
how hot or cold something is
temperature
Cold air is (more or less) dense than warm air.
more
tool that measures air pressure
barometer
decreases
dense means to be . . .
packed together
the measure of how much moisture is in the air
humidity
Name the four layers of the Earth's atmosphere from lowest to highest.
troposphere, stratosphere, mesosphere, thermosphere
tool that measures how fast or slow the wind is blowing (wind speed)
anemometer
ocean water, bodies of water, soil, and plants
weather station