Atmosphere

Maximum amount of found in the air is

• oxygen

• hydrogen

• carbon dioxide

• nitrogen

which layer of the atmosphere absorbs the harmful rays of the Sun?

What does the earth's atmosphere do?

• help to regulate the temperature on Earth
• Help UV rays to reach the Earth's surface
• Creates meteors in the sky
• Keep ocean waters cold

The mixture of gases and particles that surrounds a planet, held by gravity is called what?

• greenhouse effect

• hydrosphere

• atmosphere

In which layer of the atmosphere does all the weather phenomena takes place ?

• Troposphere

• Stratosphere

• Mesosphere

What layer of the atmosphere is closest to outer space?

• mesosphere

• exosphere

• troposphere

• stratosphere