Science 10 - planet earth

it is a blue planet bathing in a film of white clouds and a liquid water.

Choose the correct layers of the atmosphere

• Troposphere

• Thermsphere

• Stratesphere

• mesosphere

• exosphere

Answer explanation

it was believed that planets originated from this which formed from material in the gas and dust cloud that collapse to form the solar system.

solar nebula was proposed by?

life is possible on earth because of three components

• atmosphere

• hydrosphere

• mesosphere

• geosphere

• biosphere

the atmosphere is composed of_ hydrogen

• 79%

• 78%

• 21%

• 87%

hydrosphere is ____ cubic kilometers total volume

earth is the _ planet from the sun

deepest part of the ocean

Artic and antartic region is called?