Ecology
Space
Atmosphere
Energy
DEPENDENCE
Weather
100
The scientific terms for living and nonliving 
biotic and abiotic
100
A celestial body that orbits a planet
moon
100
78% of the the Earth's atmosphere is composed of this gas
Nitrogen
100
The two main types of energy 
potential and kinetic
100
The area where two air masses meet 
Front
200
A symbiotic relationship between two organisms in which one animal benefits and the other is unaffected
commensalism
200
The difference between a Solar and Lunar eclipse
Solar-- the moon casts a shadow on the Earth

Lunar-- the earth casts a shadow on the Moon

200
An instrument to measure air pressure
barometer
200
The energy transformation that takes place when turning on a flashlight
chemical-- electric-- light/radiant
200
The cause of WIND
the sun's energy
300
The way energy moves through a food chain in six steps
Sun--plant/producer-- herbivore-- omnivore or carnivore-- scavenger-- decomposer
300
The cause of the United States experiencing the season Summer.
Earth's NORTHERN axis is tilted toward the Sun
300
A gas found in the atmosphere that helps protects us from the sun's harmful UV rays 
Ozone
300
This states that energy cannot be created nor destroyed, only transformed
The Law of Conservation of Energy
300
A cold, dry air mass
continental polar air mass
400
This biome is known for its permanately frozen layer of soil called permafrost
Tundra
400
A tide that only occurs during 1st and 3rd quarter moons
Neap
400
The reason winds and currents in the Northern hemisphere move in a clockwise manner
Coriolis effect
400
The types of potential energy
gravitational, chemical, elastic
400
What generally occurs when an area experiences decreasing air pressure
Cloudy with Precipitation
500
The five levels of environmental organization
Organism, Population, Community, Ecosystem, Biosphere
500
The Phases of the Moon in order beginning with Full Moon
Full, wan gib, 3rd Q, wan cres, new, wax cres, 1st Q, wax gib
500
The layers of the atmosphere in order
troposphere, stratosphere, mesosphere, thermosphere, exosphere
500
The types of kinetic energy
mechanical, electric, light/radiant, thermal/heat, sound
500
Four different types of fronts 
Warm, Cold, Stationary, and Occluded
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