Exam 12: Climate and Climate Change

A) Direct measurements of temperature in the ocean
B) Liquefaction zones from earthquakes stored in the geologic record
C) Historical records
D) Pollen
E) Tree ring data
F) Ice core samples

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A) No. The areas that will warm will still be too cold to farm.
B) Yes. There really won't be any problems for agriculture once the Earth warms.
C) Maybe. There is more to farming than just climate and more needs to be known about the soil characteristics in those areas.
D) No. There aren't enough people in those areas to farm the land.
E) Yes. The amount of land that we gain will exactly replace the amount that we lose.

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A) Changing position of the continents
B) Abundance of carbon dioxide in the atmosphere
C) Abundance of oxygen in the atmosphere
D) Global-scale circulation of ocean waters
E) Explosive volcanic eruptions

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The major permanent gases, which are tho...

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A) The transmission of ultraviolet radiation from the Sun
B) The reflection of ultraviolet radiation from the Sun
C) The absorption of ultraviolet radiation from the Sun
D) The absorption of infrared radiation by the atmosphere
E) The destruction of the ozone layer by absorption of ultraviolet radiation

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The spinning Earth is like a wobbling to...

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A) Human activities
B) Volcanic eruptions
C) Changes in solar energy
D) Asteroid impact
E) Earthquake activity

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A) It is a greenhouse gas.
B) It is a direct indicator of amounts of carbon-12.
C) It can indicate sunspot activity.
D) It gives a direct measure of paleo-ocean temperature.
E) It is an indicator of sea level rise.

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A) Aerosols are gases from cans and they deplete the ozone layer.
B) Aerosols are gases from cans and they warm the Earth.
C) Aerosols are particles that are flammable in the atmosphere.
D) Aerosols are very small liquid or solid particles that reflect sunlight.
E) Aerosols are gases that interact with greenhouse gases.

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A) Climatologists now have complete historical temperature data for the past 100,000 years of the Earth's history.
B) Emerging temperature data indicate that warming in the past few decades exceeds that of the past 400 years.
C) There have been numerous times over the past million years when it was warmer than it is today.
D) Glaciers made a minor advance around 1400 A.D. during a cold period known as the Little Ice Age.

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A) Nitrogen
B) Oxygen
C) Argon
D) Carbon dioxide

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A) Rising sea level
B) Increased earthquake activity
C) Shrinking permafrost
D) Shifts in the range of plants and animals
E) Desertification

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A) Volcanoes
B) Decay of organic materials
C) Burning of fossil fuels
D) Plant respiration
E) Plant photosynthesis

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