Question

Q III: Define the Following

1. Define Rotation.

2. Define Revolution.

3. Define Lithosphere.

4. Define Hydrosphere.

5. Define Atmosphere​

Answer 1

Answer:

•the action of rotating about an axis or centre

•: a sudden, radical, or complete change

•the rigid outer part of the earth, consisting of the crust and upper mantle.

• hydrosphere is the total amount of water on a planet.

•the envelope of gases surrounding the earth or another planet.

Answer 2

Answer:

Lithosphere..

the outer part of the solid earth composed of rock essentially like that exposed at the surface, consisting of the crust and outermost layer of the mantle, and usually considered to be about 60 miles (100 kilometers) in thickness.