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| 1 | |
How much carbon dioxide was present in Earth's atmosphere 4 billion years ago? |
| | A) | Much more than now |
| | B) | Much less than now |
| | C) | About the same amount as now |
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| 2 | |
What happens to the saturation level of air as temperature rises? |
| | A) | It increases |
| | B) | It decreases |
| | C) | It remains constant |
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| 3 | |
Why does precipitation form when air moves up a mountain? |
| | A) | Temperatures increase causing evaporation |
| | B) | Temperatures increase causing condensation |
| | C) | Temperatures decrease causing evaporation |
| | D) | Temperatures decrease causing condensation |
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| 4 | |
What type of air changes temperature more slowly as it rises? |
| | A) | Saturated air |
| | B) | Unsaturated air |
| | C) | They both change at the same rate |
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| 5 | |
What happens when a high density air mass pushes a low density air mass? |
| | A) | High density air rises and cools |
| | B) | High density air rises and warms |
| | C) | Low density air rises and cools |
| | D) | Low density air rises and warms |
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| 6 | |
Which statement about cyclones is correct? |
| | A) | They are high pressure systems with counterclockwise flow |
| | B) | They are high pressure systems with clockwise flow |
| | C) | They are low pressure systems with counterclockwise flow |
| | D) | They are low pressure systems with clockwise flow |
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| 7 | |
How does insolation change with increasing longitude? |
| | A) | Increases |
| | B) | Decreases |
| | C) | Stays the same |
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| 8 | |
What happens to energy as ice changes state to a liquid? |
| | A) | It is released |
| | B) | It is absorbed |
| | C) | There is no change |
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| 9 | |
Some incoming solar radiation is reflected back into space. Which of the following situations would result in the most reflection of incoming solar radiation? |
| | A) | Clear skies over Antarctica |
| | B) | Cloudy skies over Antarctica |
| | C) | Clear skies over the rainforest |
| | D) | Cloudy skies over the rainforest |
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| 10 | |
Some solar radiation is absorbed at Earth's surface. Which of the following situations would result in the most absorption of incoming solar radiation at Earth's surface? |
| | A) | Thin clouds over Antarctica |
| | B) | Thick clouds over Antarctica |
| | C) | Thin clouds over the rainforest |
| | D) | Thick clouds over the rainforest |
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| 11 | |
How would the temperature of Earth differ if the atmosphere was double its present thickness? |
| | A) | Earth would be cooler |
| | B) | Earth would be warmer |
| | C) | There would be no change in temperature |
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| 12 | |
What is the percentage of oxygen in air? |
| | A) | 71% |
| | B) | 35% |
| | C) | 21% |
| | D) | 7% |
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| 13 | |
Where did the atmosphere originate? |
| | A) | Mostly comets |
| | B) | Mostly out gassing |
| | C) | Formed as Earth coalesced |
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| 14 | |
How long did it take before free oxygen could build up in the atmosphere? |
| | A) | 20 million years |
| | B) | 200 million years |
| | C) | 2 billion years |
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| 15 | |
What is heat capacity? |
| | A) | The temperature of changing states of matter |
| | B) | The energy of changing states of matter |
| | C) | The energy required to change temperature of matter |
| | D) | The temperature required to change energy of matter |
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| 16 | |
Which atmospheric layers have increasing temperature gradients? |
| | A) | Troposphere and stratosphere |
| | B) | Stratosphere and thermosphere |
| | C) | Thermosphere and mesosphere |
| | D) | Troposphere and thermosphere |
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| 17 | |
How thick is the troposphere? |
| | A) | About 1 km |
| | B) | About 10 km |
| | C) | About 100 km |
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| 18 | |
Where is most ozone located? |
| | A) | Troposphere |
| | B) | Stratosphere |
| | C) | Mesosphere |
| | D) | Thermosphere |
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| 19 | |
How is electromagnetic radiation described? |
| | A) | Wavelength and velocity |
| | B) | Frequency and velocity |
| | C) | Wavelength and frequency |
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| 20 | |
Why is the sky blue? |
| | A) | Light is scattered in the atmosphere |
| | B) | Light is reflected from the atmosphere |
| | C) | Light is absorbed in the atmosphere |
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| 21 | |
What is average albedo of Earth? |
| | A) | 30% |
| | B) | 60% |
| | C) | 90% |
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| 22 | |
Which of these forms of solar radiation has the shortest wavelength? |
| | A) | Ultraviolet |
| | B) | Visible light |
| | C) | Infrared |
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| 23 | |
What constitutes most of the solar radiation that reaches the Earth's surface? |
| | A) | Ultraviolet |
| | B) | Visible light |
| | C) | Infrared |
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| 24 | |
What is the normal lapse rate in the troposphere? |
| | A) | 0.65° C/km |
| | B) | 6.5° C/km |
| | C) | 65° C/km |
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| 25 | |
When is latent heat absorbed? |
| | A) | During evaporation of water |
| | B) | During condensation of water |
| | C) | During freezing of water |
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| 26 | |
Which water phase change requires the most energy transfer? |
| | A) | Ice – water |
| | B) | Water – gaseous |
| | C) | Gaseous – Ice |
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| 27 | |
How much of the Earth's atmosphere lies below 32 km altitude? |
| | A) | 59% |
| | B) | 89% |
| | C) | 99% |
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| 28 | |
Which clouds are puffy and cauliflower-shaped? |
| | A) | Cirrus |
| | B) | Stratus |
| | C) | Nimbus |
| | D) | Cumulus |
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| 29 | |
Which clouds are associated with rain? |
| | A) | Cirrus |
| | B) | Stratus |
| | C) | Nimbus |
| | D) | Cumulus |
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| 30 | |
What process dominates weather in Florida? |
| | A) | Orographic lifting |
| | B) | Density lifting |
| | C) | Frontal interactions |
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| 31 | |
Which set of conditions is correct? |
| | A) | High pressure difference, widely spaced isobars, low winds |
| | B) | High pressure difference, close isobars, low winds |
| | C) | High pressure difference, widely spaced isobars, high winds |
| | D) | High pressure difference, close isobars, high winds |
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| 32 | |
Where are Earth's weather systems located? |
| | A) | Thermosphere |
| | B) | Stratosphere |
| | C) | Troposphere |
| | D) | Mesosphere |
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| 33 | |
Airmasses that are lifted cool down primarily by _________, that changes from "dry" to "wet" as clouds form. |
| | A) | Convective lapse rate |
| | B) | Radiational processes |
| | C) | Adiabatic lapse rate |
| | D) | Anaerobic lapse rate |
| | E) | Stratospheric processes |
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| 34 | |
Clouds are often classified by all of the following except |
| | A) | their shape |
| | B) | their temperature |
| | C) | their elevation of height above the Earth's surface |
| | D) | A and B |
| | E) | A and C. |
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| 35 | |
The atmosphere is primarily composed of |
| | A) | Oxygen and Carbon Dioxide |
| | B) | Nitrogen, water vapor, and rare amounts of other gases |
| | C) | Nitrogen, Oxygen, and rare amounts of other gases like Carbon Dioxide |
| | D) | Helium and Nitrogen |
| | E) | Hydrogen, Helium, Ammonia, and Water Vapor |
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| 36 | |
Clouds interacting with radiation. |
| | A) | can either block or reflect a lot of radiation, heating the Earth |
| | B) | can either block or reflect the radiation, cooling the Earth |
| | C) | can both reflect and absorb the radiation, causing either heating or cooling depending on the cloud type and radiation type |
| | D) | can both reflect and refract the energy, causing no significant change in Earth's temperature |
| | E) | can either absorb or refract the energy, causing global cooling and an ice age to happen. |
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