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DICKSON: 6.2 HW
HW
| Question | Answer |
|---|---|
| Energy from the sun is called ______. | Radiation |
| About 20% of the radiation from the sun is ______ by gases in Earth's atmosphere. | absorbed |
| About 25% of radiation from the sun is ______ by the atmosphere. | reflected |
| About 5% of the radiation from the sun is reflected by the Earth's _____. | surface |
| About 50% of the Sun's rays are absorbed by _____. | Earth |
| Absorbed radiation is reemitted as ______ ______. | Infrared radiation |
| When warm air rises, energy is transferred to the atmosphere by _______. | convection |
| When the amount of radiation entering the Earth is equal to the amount of energy leaving, it is called _____ _____. | radiation balance. |
| The visible light with the shortest wavelength is ____ light. | violet |
| The visible light with the longest wavelength is ___ light | red |
| Convection is the result of energy from matter _____. | circulating |
| When infrared radiation is released from the earth, it is ____ | reemitted |
| When heat is trapped in the atmosphere and the Earth is warmed, it is called the ______ ______. | Greenhouse effect |
| Water vapor, methane and carbon dioxide are greenhouse ______. | gases |
| When warm air ______, energy is transferred to the atmosphere by convection. | rises |
| Rising air is always accompanied by _____ air | sinking |
| Circulating air causes ______ clouds. | lenticular |
| ______ air causes strong winds or circulations. | unstable |
| ____ air results in minimal movement or circulations. | stable |
| When air in the upper troposphere is warmer than the air in the lower troposphere, ______ _________ occurs. | temperature inversion |
| Temperature inversions can cause a buildup of ____ _____ at lower altitudes. | air pollution |
| Unstable air can lead to __________. | thunderstorms |
| about _____ of the sun's radiation does not reach the Earth. | 25% |
| About _______ of the radiation from the sun is reflected by the Earth's surfaces. | 5% |
| About _____ of the radiation from the sun is absorbed by gases in Earth's atmosphere. | 20% |
| The stratosphere contains the protective layer called the ____ _____. | ozone layer |
| The second atmospheric layer is the _____ | stratosphere |
| Birds, bats and insects fly in the _____ layer of the atmosphere. | troposphere |
| The atmospheric layer that is farthest from Earth. | exosphere |
| The atmospheric layer that is between the stratosphere and the thermosphere. | mesosphere |
| The layer of the earth that is directly above the mesosphere. | thermosphere |
| The region of the mesosphere that produces auroras | ionosphere |
| ____ light is visible light that has the least amount of energy. | red |
| As the wavelength increases, energy ________ | decreases |
| As the wavelength decreases, energy ______ | increases |
| Visible light is what we call the _____. | rainbow |
| ______ light is the leading cause of skin cancer. | ultraviolet |
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dicksona
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