Available Answers

1. 1.

   Multiple choice questions:

   1. The moon shines because of:
      1. its own light and heat
      2. the gases present on its atmosphere
      3. the craters on its surface
      4. the light of the sun reflected by it
   2. The gravity  of the moon is:
      1. equal to the gravity of the earth
      2. less than the gravity of the earth
      3. more than the gravity of the earth
      4. zero
   3. Eclipses occur due to the:
      1. rotation of the earth only
      2. revolution of the moon only
      3. revolution of the earth only
      4. revolution of the earth and the moon both
   4. When the moon comes between the sun and the earth, then:
      1. lunar eclipse occurs
      2. solar eclipse occurs
      3. tides occur
      4. satellites are launched
   5. The space age began with the launching of the first man-made satellite named:
      1. Sputnik I
      2. Voyager - II
      3. Apollo II
      4. none of these
2. 2.

   What is a natural satellite?
3. 3.

   How does the atmosphere surrounding the earth protect us?
4. 4.

   Name the first Indian who landed on the moon.
5. 5.

   How do high tides and low tides occur?
6. 6.

   How is a solar eclipse caused?