Social Studies Revision as on 22.09.20

 Chapters Covered

1.Dynamic Earth

2.Composition and structure of Atmosphere.


Q.1 Define the following.

1.Tectonic plates

2.Divergent plates.

3.Diastrophic force.

4.Anticlines.

5.Fold mountains.

6.Rift valley.

7.Volcano

8.Lava

9.earthquake.

10.Seismic wave

11.Epicentre.

12.Seismogram

13.Atmosphere

14.Normal lapse rate.

15.Aurora.


Q.2 Answer the following.

1.What causes earthquake?

2.Describe types of volcano.

3.Explain theory of continental drift.

4.What do you mean by sudden force.

5.Describe plate boundaries with diagram.

6.What are the causes of Global warming.

7.Explain green house effect.

8.Write difference between troposphere and stratosphere.

9.Explain any 3 atmospheric gas.

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