As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what?

Related Mcqs:

1. Comets are made mostly of ice and dust. As comets get close to the sun, they start to “melt” and release what?

   A. Steam and dust
   B. Gas and dust
   C. Steam, gas and dust
   D. None of the above

   Submitted by: Muhammad Abdullah

2. 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

3. NASA’s _________ is currently studying the sun up close.

   A. Darker Solar Probe
   B. Walker Solar Probe
   C. Parker Solar Probe
   D. Falkner Solar Probe

   Submitted by: Muhammad Abdullah

4. 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

5. 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

6. In general, Comets have __________ orbits

   A. Elliptical
   B. Highly elliptical
   C. Circular
   D. Parabolic

7. The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids.

   A. Mars
   B. Saturn
   C. Uranus
   D. Jupiter

8. Comets revolves around?

   A. The sun
   B. The Moon
   C. The Earth
   D. Venus

   Submitted by: Aurangzeb Bhutto

9. Comets are made mostly of ______________?

   A. Ice and dust
   B. Dust and lights
   C. Ice, dust and lights
   D. All of the above

   Submitted by: Muhammad Abdullah

10. Comets are often called what?

    A. Dusty snowballs
    B. Filthy snowballs
    C. Dirty snowballs
    D. Impure snowballs

    Submitted by: Muhammad Abdullah