Environmental Scienc ...

Q1.

State True (T) or false (F).

a. The largest planet in the solar system is Jupiter.___________

b. Earth is about 1 million km away from the sun._________

c. Long back, people believed that earth was flat. _________

d. The earth spins from east to west. ___________

e. The axis of the earth is an imaginary line. __________

Q2.

Fill in the blanks.

a. The smallest planet is ______________.

b. The brightest planet is ________________.

c. The coldest planet is________________.

d. The earth is __________ closest planet to the sun.

e. The earth is sphere with a bulge at its equator and ______________ at its top.

f. The area of the earth facing the sun receives sunlight, experiences _________ and the area of the earth which does not receive sunlight, experiences_______________.

Q3.

Match the following.

Revolution causes

24 hours

Earth completes one revolution

day and night

Only planet that have life      

in 365 days

Rotation causes

seasons

Duration of 1 complete rotation

earth

Answer the following:

Why don’t we feel the movement of the earth?

___________________________________________________________

___________________________________________________________

Is the earth really round?

___________________________________________________________

___________________________________________________________

___________________________________________________________

Why do we have day and night?

___________________________________________________________

___________________________________________________________

Explain the following term.

Rotation

__________________________________________________________

___________________________________________________________

Revolution

 __________________________________________________________

___________________________________________________________

Axis ___________________________________________________________

___________________________________________________________