Layers of the Atmosphere

Which of the following is the CORRECT order of atmospheric layers from the Earth's surface to outer space?

• 1. Exosphere, thermosphere, mesosphere, stratosphere, troposphere

• 1. Thermosphere, mesosphere, stratosphere, troposphere, exosphere

• Troposphere, stratosphere, mesosphere, thermosphere, exosphere

• 1. Stratosphere, troposphere, mesosphere, thermosphere, exosphere

1. Which is the lowest layer of the atmosphere where weather occurs?

• Exosphere

• 1. Stratosphere

• 1. Thermosphere

• Troposphere

1. Which of the following is the INCORRECT pair?

• 1. Exosphere: exit

• Stratosphere: layer

• Mesosphere: middle

• 1. Troposphere: change

1. Why is Earth's atmosphere important for living things?

• It is made only of nitrogen and does not affect life on Earth.

•  It absorbs all sunlight and prevents any heat from reaching Earth.

•  It creates strong winds that remove pollutants from the environment.

• 1. It provides oxygen, protects from harmful radiation, and regulates temperature.

1. What happens when the Sun’s energy reaches Earth's atmosphere?

• All of it is absorbed by the oceans

• 1. It immediately cools down, preventing temperature changes on Earth.

• The atmosphere completely blocks it, preventing heat from reaching Earth.

• Some of it is reflected back into space, and some is absorbed by land, air, and water.