CBSE Class 7 Social Science Geography Our Changing Earth Worksheet

            Very Short Answer

Q1)      Define epicentre?

Q2)      What is seismograph?

Q3)      Define lithospheric plates?

Q4)      What is focus?

Q5)      What is weathering?

            Short Answer

Q6)      What are the three types of earthquake waves?

Q7)      Distinguish between endogenic forces and exogenic forces?

Q8)      What do you understand by sand dunes?

Q9)      Why mushrooms rocks are found in desert?

Q10)    What do you mean by ox-bow lake?

            Long Answer

Q11)    What kind of precautions we have to take during earthquakes?

Q12)    Explain the features made by the sea waves?

Q13)    State the difference between weathering and erosion?

Q14)    Explain the features made by a river in a flood plain?

Q15)    State the difference between earthquake and volcanoes?

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