World Geography Questions and Answers Part-4

1. The same side of the moon always faces the Earth because:
a) Moon and the Earth have gravitational force
b) Moon cannot change its position
c) the period of rotation of the Moon on its axis and period of revolution around' the Earth is almost the same
d) the period of rotation of the Moon is not equal to the period of rotation of the Earth

Answer: c

2. Who of the following discovered the laws of planetary orbits?
a) Galileo Galilei
b) Nicholas Copernicus
c) Johanries Kepler
d) Isaac Newton

Answer: c

3. Twelve constellations referred to as zodiac are:
a) signs of Roman gods
b) imaginary region that encompass the path of the planets
c) a group of stars
d) none of these

Answer: c

4. The term 'meteor' is applied to an interplanetary body:
a) after it enters the atmosphere of the earth
b) after it enters the earth's atmosphere and explodes in mid air as a ball of fire
c) after it enters the earth's atmosphere and lands on the surface of the earth without exploding in mid-air
d) before it enters the earth's atmosphere

Answer: b

5. Which one of the following statements regarding Shooting Stars is incorrect ?
a) They are meteors
b) They are the debris which got separated from a comet
c) They emit light due to extremely high temperature caused by friction while they are passing through earth's atmosphere
d) They are a kind of a star

Answer: d

6. The planets are kept in motion in their respective orbits by :
a) their great size and spherical shape
b) the rotation and density
c) gravitation and centrifugal force
d) rotation of the sun on its axis

Answer: c

7. The distance of the nearest star besides the sun from the earth is :
a) 4.9 x 1111m
b) 95 x1015 m
c) 4.3 light years
d) 4.2 light years

Answer: d

8. Which of the following celestial bodies bear, 'The Sea of Tranquility' and 'The Ocean of Storms' ?
a) Mars
b) Venus
c) Moon
d) Sun

Answer: c

9. The time required by moonlight to reach the earth is :
a) 1 sec
b) 1.3 sec
c) 2 sec
d) 2.3 sec

Answer: b

10. The strongest evidence that comets are members of our solar system comes from:
a) their composition
b) their effect on the lives of man
c) the shape of their orbits
d) the shape and length of their tails

Answer: a