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1 The earth's earliest atmosphere was probably composed mainly of __________, which has/have since largely dissipated into space. A. Hydrogen and helium B. Carbon dioxide and methane C. Oxygen D. Water E. Nitrogen and sulfur Students type their answers here
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2 The atmospheric zone where most weather events occur is the ________________. A. Stratosphere B. Thermosphere C. Troposphere D. Mesosphere E. Stratopause Students type their answers here
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3 The two main gases making up the lower atmosphere are A. Helium and hydrogen B. Carbon dioxide and nitrous oxide C. Oxygen and methane D. Nitrogen and oxygen E. Oxygen and carbon dioxide Students type their answers here
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4 The correct sequence of atmospheric zones upward from the earth's surface is A. Stratosphere, troposphere, mesosphere, and thermosphere B. Troposphere, stratosphere, mesosphere, and thermosphere C. Mesosphere, stratosphere, troposphere, and thermosphere D. Thermosphere, stratosphere, troposphere, and mesosphere E. Troposphere, mesosphere, stratosphere, and thermosphere Students type their answers here
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5 In the diagram, which layer has the most mixing of air? A. I B. II C. III D. IV E. The most mixing of air is found in the border between II and III Students type their answers here
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Much of the ultraviolet light from the sun is absorbed by _______, as it passes through the atmosphere. A. Carbon dioxide B. Water vapor C. Nitrogen gas D. Ozone E. Green house gases 6 Students type their answers here
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7 Insolation is a term that means A. The heat reflectivity of clouds B. The energy retentive ability of gases C. The incoming solar radiation D. The total amount of energy released by the sun E. The outgoing infrared energy Students type their answers here
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Which of the following would have the highest albedo? A. A field of black soil B. A snowfield C. A dark forest D. An asphalt parking lot E. A grass field 8 Students type their answers here
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9 Eventually, all of the energy that reaches the Earth's surface is A. Absorbed into the Earth B. Turned into biomass C. Used in heating D. Reflected or radiated back to space E. Dissipated within the Earth's atmosphere Students type their answers here
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10 The greenhouse effect in the atmosphere occurs because A. Clouds reflect sunlight back into space B. Oceans absorb heat, and then release it slowly at night C. Stratospheric ozone absorbs UV radiation D. CO2, water vapor, methanol, and other gases absorb infrared radiation E. All of these are correct Students type their answers here
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11 Convection currents in the atmosphere are driven by A. The different temperatures and densities of warm and cold air masses B. The jet stream dipping down into the troposphere C. Forces that scientists cannot yet explain D. Bursts of energy emitted by the ionosphere E. The surface winds, which in turn are influenced by the Coriolis effect Students type their answers here
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12 Rising, expanding air masses create a region of A. Low pressure B. Warming air C. High pressure D. Dry air E. Cooling air Students type their answers here
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Which convection cell has warm, moist air rising at 0 latitude and cooler, dry air that sinks at around 30 latitude? A. Hadley Cell B. Jet Stream C. Polar Cell D. Ferrell Cell 13 Students type their answers here
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14 Monsoons occur over India when air heated over the Indian subcontinent and the Indian Ocean A. Is forced to rise because of convection B. Is forced to rise when it meets the Himalayas C. Begins to sink as summer approaches D. Cools in the winter and therefore sinks E. Is forced out over the Indian Ocean Students type their answers here
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15 The boundary between two air masses of different temperature and density is known as a A. Front B. Cold front C. Warm front D. Hadley cell E. Jet stream Students type their answers here
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A. Heavy rain and thunderstorms; advancing cold front
16 If you see high wispy cirrus clouds with layers of other clouds in a wedge shape, you can expect ________ due to a/an ____________. A. Heavy rain and thunderstorms; advancing cold front B. Heavy rain and thunderstorms; advancing warm front C. Drizzle and cloudy skies; advancing warm front D. Drizzle and cloudy skies; advancing cold front E. Heavy rain and thunderstorms; stationary warm front
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17 Why don't storms over land have as much energy as storms over oceans? A. Convection currents are intensified by the latent energy of condensation B. Convection currents are intensified by the latent energy of warm dry air C. High pressure cells are more common over oceans D. There aren't as many low-pressure systems over land E. None of these, storms over land have as much energy as those over oceans Students type their answers here
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18 Which of the following events is NOT part of the explanation of how tornadoes form? A. Strong, dry air cold fronts collide with warm humid air moving north B. Convection currents are formed when warm air rises C. Latent heat (energy) is released from the condensation of water vapor D. The air mass is set spinning by the Coriolis effect E. None of these is correct
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B. CO2 and Oxygen isotopes C. CO2 and Hydrogen isotopes
The purpose of ice core drilling is to analyze trapped ancient bubbles of atmosphere for ________ and ____________. A. Helium and Hydrogen B. CO2 and Oxygen isotopes C. CO2 and Hydrogen isotopes D. CO and Hydrogen isotopes 19
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The Keeling graph, although it has yearly oscillations, shows that the concentration of CO2 in the atmosphere __________. A. is steadily rising. B. has sharp increases about every five years. C. is slowly decreasing. D. is remaining constant. 20 Students type their answers here
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