The Atmosphere
Weather
Extreme Weather
Climate Change
Misc.
100
second layer of atmosphere
What is the stratosphere?
100
caused by different temperatures and air pressures
What is wind?
100
explain why lightning bolts happen
negative charges at bottom of storm cloud travel to positively charged ground
100
three greenhouse gases
methane, CO2, water vapor
100
cold air is ______ dense than warm air
MORE
200
Percentages of the two main gases in the atmosphere
21% oxygen 78% Nitrogen
200
amount of water vapor in the air relative to its capacity for water vapor at that temperature
What is relative humidity?
200
large tropical storm that forms over warm ocean area
What is a hurricane?
200
this could cause flooding of coastal cities and towns
melting polar ice
200
altostratus are (high/middle/low) clouds
MIDDLE
300
air pressure is ________ at higher altitudes
LOWER.
300
measure of how fast molecules are moving
What is temperature?
300
Type of storm that can have the most powerful winds on earth
What is a tornado?
300
these two processes release methane
decomposing waste/cow gas
300
this method of heat transfer takes place when molecules collide with one another and heat each other up by getting each other moving
What is conduction?
400
most prevalent gas in Earth's atmosphere
What is NITROGEN?
400
Cirrus clouds are (high,middle,low) clouds
HIGH
400
these form when cold dry air meets warm moist air
what are tornados?
400
name three fossil fuels
coal, oil, natural gas
400
water vapor in the atmosphere _____ to form clouds
condenses
500
atmospheric layer that extends into space; 5th layer of the atmosphere
What is the exosphere?
500
this occurs when two air masses meet
What is a front?
500
why we hear thunder when there is a lightning
rapid expansion and contraction of molecules due to heat of lightning
500
How many cows are there on the planet (in billions)
1 billion
500
occurs when a warm air mass pushes over a cold air mass
What is a warm front?
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