Exercise No. 2: Please answer the following questions. Write your answer in a properly labeled
answer sheet.
1. Give at least two (2) importance of the Earth’s atmosphere?
________________________________________________
2. Based on the illustration ( Figure 1), how will you describe the Earth’s
atmosphere?
________________________________________________
answer sheet.
1. Give at least two (2) importance of the Earth’s atmosphere?
________________________________________________
2. Based on the illustration ( Figure 1), how will you describe the Earth’s
atmosphere?
________________________________________________
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Answer:
1.
a.Not only does it contain the oxygen we need to live, but it also protects us from harmful ultraviolet solar radiation.
b.It creates the pressure without which liquid water couldn't exist on our planet's surface.
2.Earth's atmosphere is composed of about 78% nitrogen, 21% oxygen, and one percent other gases. These gases are found in layers (troposphere, stratosphere, mesosphere, thermosphere, and exosphere) defined by unique features such as temperature and pressure.
Explanation:
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