10:23 AM Sanders 7.9 Greenhouse Effect Unit 7: Water Cycle and Climate.
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Transcript of 10:23 AM Sanders 7.9 Greenhouse Effect Unit 7: Water Cycle and Climate.
05:38 AMSanders
7.9 Greenhouse Effect7.9 Greenhouse Effect
Unit 7: Water Cycle and Climate
Unit 7: Water Cycle and Climate
05:38 AMUnit 7: Water Cycle and Climate
VocabularyVocabulary
Global Warming: an increase in average Earth temperatures
Greenhouse Gases: infrared radiation is absorbed by carbon dioxide, water vapor, methane, and other gases in the atmosphere
Global Warming: an increase in average Earth temperatures
Greenhouse Gases: infrared radiation is absorbed by carbon dioxide, water vapor, methane, and other gases in the atmosphere
05:38 AM
EnergyEnergy
Everything you do or that is done in the universe, involves the use of energy.
Everything you do or that is done in the universe, involves the use of energy.
Unit 7: Water Cycle and Climate
05:38 AM
Energy TransactionEnergy Transaction In any energy
transfer, there is a reduction in energy with heat as a by product.
What wavelength is reflected from visible light?
In any energy transfer, there is a reduction in energy with heat as a by product.
What wavelength is reflected from visible light?
Unit 7: Water Cycle and Climate
05:38 AM
Greenhouse EffectGreenhouse Effect Earth’s surface radiation consists
mostly of long infrared radiation, which can be absorbed by greenhouse gases. Carbon dioxide Water vapor Methane Other gases in the atmosphere
Earth’s surface radiation consists mostly of long infrared radiation, which can be absorbed by greenhouse gases. Carbon dioxide Water vapor Methane Other gases in the atmosphere
Unit 7: Water Cycle and Climate
05:38 AM
How does the Greenhouse Work?
How does the Greenhouse Work?
Absorption of infrared warms the atmosphere and causes it to act as a blanket
Absorption of infrared warms the atmosphere and causes it to act as a blanket
Unit 7: Water Cycle and Climate
05:38 AM
What HappensWhat Happens
The overall effect is a global temperature between 55oF and 60oF.
It would otherwise average 0oF.
The overall effect is a global temperature between 55oF and 60oF.
It would otherwise average 0oF.
Unit 7: Water Cycle and Climate
05:38 AM
Global WarmingGlobal Warming In recent years, there has been a
concern that the greenhouse effect may be causing global warming.
This is an increase in temperature.
In recent years, there has been a concern that the greenhouse effect may be causing global warming.
This is an increase in temperature.
Unit 7: Water Cycle and Climate
05:38 AM
Fossil FuelsFossil Fuels
The burning of fossil fuels releases additional carbon dioxide and other greenhouse gasses into the atmosphere.
The burning of fossil fuels releases additional carbon dioxide and other greenhouse gasses into the atmosphere.
Unit 7: Water Cycle and Climate
Above is a traffic jam in Chinathat lasted over 9 days.
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Sources of Greenhouse Gasses
Sources of Greenhouse Gasses
Water vapor is the most effective greenhouse gas.
Methane, the gas with the greatest affinity for warming the atmosphere comes form cows.
Water vapor is the most effective greenhouse gas.
Methane, the gas with the greatest affinity for warming the atmosphere comes form cows.
April 19, 2023 Unit 7: Water Cycle and Climate