Air, Weather, and Atmosphere
Fossils and Fossil Fuels
Weather Predictions
Volcanoes and Earthquakes
Earth's Layers
100
air that surrounds our planet
atmosphere
100
remains of once living things that have been preserved
fossil
100
instrument that measures air pressure
barometer
100
a vibration or shaking of earth's crust
earthquake
100
earth's hottest layer
core
200
layer of the atmosphere that is closest to Earth
troposphere
200
part most likely to form a fossil
bones
200
instrument that measures humidity
hygrometer
200
underground pool below a volcano
magma chamber
200
the thickest layer of the Earth
mantle
300
air particles pressing down on a surface
air pressure
300
any fuel formed from the remains of once living organisms
fossil fuel
300
border formed where a cold air mass and a warm air mass meet
front
300
the point underground where an earthquake begins
focus
300
earth's outer layer that contains land and rocks
crust
400
the cloud type that usually brings heavy rain
cumulonimbus
400
minerals that fill a mold and have the same shape as the original living organism
cast
400
dark, gray clouds that usually form a low layer
stratue
400
a mountain that forms when melted rock flows through a crack on earth's surface
volcano
400
earth's layer that forms the continents
crust
500
layer of the atmosphere just above most weather
stratosphere
500
coal that contains the most carbon and burns the hottest is
anthracite
500
wispy, high altitude clouds made mostly of ice crystals
cirrus
500
the rocky opening in a volcano where magma rises to earth's surface
vent
500
continent sized piece of earth's crust
plate
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