Earth's Atmosphere Worksheet
Anatomy of Earth's atmosphere, including layers, composition, and atmospheric phenomena for Grade 12 science students.
Includes
Standards
Topics
Earth's Atmosphere
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show all work for calculations. Good luck!
1. Which layer of the atmosphere contains the ozone layer, which absorbs most of the Sun's ultraviolet (UV) radiation?
Troposphere
Stratosphere
Mesosphere
Thermosphere
2. What is the primary gas responsible for the greenhouse effect in Earth's atmosphere?
Oxygen
Nitrogen
Carbon Dioxide
Argon
1. The outermost layer of Earth's atmosphere is the .
2. Weather phenomena primarily occur in the .
3. The atmospheric layer where most meteors burn up is the .
1. Briefly explain the role of the ozone layer in protecting life on Earth.
2. Describe the relationship between altitude and temperature in the troposphere and stratosphere.
Refer to the diagram of Earth's atmospheric layers below to answer the following questions.
3. Which letter in the diagram represents the mesosphere?
4. In which labeled layer would you expect to find auroras?
1. The exosphere is the coldest layer of the atmosphere.
True
False
2. Nitrogen is the most abundant gas in Earth's atmosphere.
True
False
Discuss the significant impacts of human activities on Earth's atmosphere, including specific examples of pollutants and their effects on climate and air quality.
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