Atmosphere - Revision

What is Atmosphere? Take the same def as in textbook.

• The air that surrounds Earth

• A blanket of air

• A substance full of gases

• The layer that surrounds Earth and protects it from the radiations from the sun.

What is the Greek meaning of Atmosphere? Explain.

• Atmos = vapour

  sphaira = cirlcle

• Atmos = particles

  Sphaira = sphere

• Atmos = vapour

  Sphaira = sphere

• Atmos = vapour

  sphaira = surrounds

If there were no atmosphere then Earth _______________ like other planets.

What does the atmosphere contain

• tasteless gases

• nitrogen

• trees

• pollen

Nitrogen is ____ part of atmosphere

• 78%

• 76%

• 72%

• 79%

Oxygen takes ____ part of the atmophere.

• 78%

• 22%

• 72%

• 21%

Argon takes up ____ part of the atnosphere.

• 0.98%

• 0.96%

• 0.93%

• 0.92%

Other gases takes up ____ part of the atnosphere.

• 0.4

• 0.4

• 0.43

• 0.04

Carbon Dioxide keeps the Earth warm by absorbing heat. This is known as:

• Global Warming

• Greenhouse effect

• Heating of the Earth

The ______ of the atmosphere changes with height.

There is a 0.00000001% chance you could get this point by typing gibberish of 7 letters.