1) The lowest layer of the atmosphere where all weather occurs and we live. a) troposphere b) stratosphere c) mesosphere d) thermosphere 2) Which is the second layer of the Earth's atmosphere is dry and has thin air? It includes the Ozone Layer that protects us from the Sun's harmful rays. a) troposphere b) stratosphere c) mesosphere d) thermosphere 3) What is the third and coldest layer of the atmosphere where most meteors burn up and do not make it to Earth? a) troposphere b) stratosphere c) mesosphere d) thermosphere 4) What is the fourth layer of the atmosphere that is very hot due to the Sun's radiation? a) troposphere b) stratosphere c) mesosphere d) thermosphere

Layers of the Atmosphere

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