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Unit 2a - Meteorology Part 1

How old is the earth? 4.5 billion years old
What gas makes up the largest percent of today's atmosphere? Nitrogen
What gas made up the largest percent of the atmosphere's gases when Earth was first formed? Carbon Dioxide
What is the hypothesis that states that Earth and Theia collided, forming the Earth & Moon? Giant Impact Hypothesis
Oxygen was first infused into the atmosphere by what organism? cyanobacteria
Could animal life as we know it existed in the early atmosphere? No
What three solids are part of earth's atmosphere? pollen, dust, salts
What layer of the atmosphere is where satellites reside? Exosphere
What layer of the atmosphere is where the ozone layer resides? Stratosphere
In what layer of the atmosphere do we live? Troposphere
What layer of the atmosphere is warmest and thickest? Thermosphere
List the layers of the atmosphere in order from ground up. Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere
What region of the atmosphere contains charged particles that create the Northern Lights and the light of meteors. ionosphere
The ozone layer absorbs much of what type of radiation? ultraviolet
What human-produced substance depletes the ozone layer by destroying the molecules? chlorofluorocarbons (CFCs)
Coal, oil, gas, and other fossil fuels are burned to produce what greenhouse gas? carbon dioxide
The atmosphere helps to keep the earth's surface warm. What is the name of this effect? greenhouse effect
Name the five greenhouse gases Carbon dioxide, nitrous oxide, CFCs, methane, water vapor
Where is the largest hole in the ozone layer? Antarctica
What are the three types of energy transfer in the atmosphere? radiation, conduction, convection
What type of energy transfer is done through rays & waves? radiation
What kind of energy transfer is through direct contact? conduction
What kind of energy transfer is the flow of liquid or gas from areas of high density (cool) to areas of low density (warm)? convection
What kind of breeze blows from the sea during the day? sea breeze
What kind of breeze blows from the land toward the sea at night? land breeze
What is a region of warm, rising air called? Low pressure system
What is a region of cool, sinking air called? High pressure system
What tool is used to measure air pressure? barometer
What tool is used to measure humidity? psychrometer
Will molecules moving closer together be more or less dense? more dense
Is there greater air pressure in the Troposphere or in the Mesosphere? Troposphere
The equator receives more or less insolation than the polar regions? more
What is the reason for lower insolation with increasing latitude? The curve of the earth's surface
The day-to-day changes in atmospheric conditions. weather
The typical weather patterns of a given location, averaged over many years. climate
All of earth's waters on the surface and in the atmosphere. hydrosphere
Water changing from liquid to gas. evaporation
Water changing from gas to liquid. (forming clouds, dew) condensation
Water leaving the atmosphere in the form of rain, snow, sleet, etc. precipitation
Water flowing on the earth to the sea. runoff
Water flowing into the ground, but still toward the sea. infiltration
Water evaporating from plant's leaves through respiration. transpiration
The four major factors affecting climate latitude, elevation, proximity to water, position of mountains
Three major climactic zones. Polar, Temperate, Tropical
Climate where temperatures are always cold, little sunlight in winter, and long days during summer. Polar climate
Climate where there are four seasons and temperatures are moderate. Temperate climate
Climate nearest the equator. Tropical climate
What instrument measures wind speed? anemometer
Lines connecting regions of the same temperatures on a map. isotherms
Lines connecting regions of the same pressure on a map. isobars
The amount of moisture in the air compared to what the air can hold. relative humidity
The temperature at which water vapor condenses at the same rate as evaporation. dew point
Created by: tejneckyc