The sun appears red at sunrise and sunset while it appears white at noon, because

Related Mcqs:

1. Earth is closest to the sun every year in early ______________, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early __________________, during our Northern Hemisphere summer.

   A. January – July
   B. June – December
   C. July – January
   D. December – June

   Submitted by: Mansoor Ul Haque

2. When in the part of its orbit closest to the Sun, Pluto has an atmosphere of nitrogen and methane similar to Triton’s, but what happens when it is farther from the Sun ?

   A. These gases are not present
   B. These gases are like plasma
   C. These gases are frozen 
   D. These gases are volatile

   Submitted by: Muhammad Abdullah

3. When our sun reaches the end of its red giant phase, it will turn into a___________?

   A. Supernova
   B. White Dwarf
   C. Black Hole
   D. Neutron Star

   Submitted by: Mansoor Ul Haque

4. The sky appears blue because the earth’s atmosphere __________?

   A. Scatters blue light
   B. Reflects blue light
   C. Transmits blue light
   D. Has actual blue cover

5. Why the colour of the Ocean appears blue?

   A. Because the sunlight falling on it is scattered.
   B. Because the sunlight falling on it is absorbed.
   C. Because the sunlight falling on it is refracted.
   D. Because the sunlight falling on it is reflected.

   Submitted by: Rashid Mehmood

6. The Sun is a __________?

   A. Star
   B. Planet
   C. Asteroid
   D. Meteor

7. He was the first scientist to prove that Planets move around the sun?

   A. Archimedes
   B. Galileo Galilei
   C. John Kepler
   D. None

8. Earth rotates the sun in___________?

   A. 23 hours 56 min 4 sec
   B. 24 hours
   C. 23 hours 57 min 9 sec
   D. Non of above

   Submitted by: Zeeshan Mehand

9. The snow on the mountains does NOT melt all at once when it is heated by the sun because:

   A. it becomes very hard
   B. it reflects most of the heat from the sun
   C. it has a low specific heat capacity
   D. it has a high latent heat of fusion

   Submitted by: Abid Hussain

10. The sun is _________times bigger than the Earth.

    A. 105
    B. 107
    C. 109
    D. 111

    Submitted by: Aurangzeb Bhutto