What is Dry Ice?

Related Mcqs:

1. As the temperature of ice rises, the ice melts and its density?

   A. Decreases
   B. Remain constant
   C. Increases
   D. Increases upto 10C

   Submitted by: Ashfaque Ali Khoso

2. Dry ice is ___________?

   A. Methane hydrate
   B. Liquid Nitrogen
   C. Solid Carbon dioxide
   D. Frozen Water
   E. None of these

3. Chemical Name of Dry Ice?

   A. Solid Carbon Dioxide
   B. Calcium Carbon
   C. A&B
   D. Sodium Oxide

   Submitted by: Farman Aijaz

4. During winter in cold countries, the __________ is mixed to melt the ice on the icy roads.

   A. Salt
   B. Chlorine
   C. Carbon dioxide
   D. Water

5. Ice mass that covers more than fifty-thousand square kilometers of land area is classified as____________?

   A. ice sheet
   B. ice field
   C. glacier erosions
   D. ice cap

   Submitted by: FAZAL ULLAH

6. Evaporation from ice and snow is known as___________?

   A. evaporation
   B. sublimation
   C. hydrogenation
   D. insolation

   Submitted by: FAZAL ULLAH

7. Density of Ice is_________?

   A. 800kg/m3
   B. 917kg/m3
   C. 930kg/m3
   D. 1000kg/m3

   Submitted by: Ch.Naeem Kamboh

8. The melting point of ice is_________?

   A. 0⁰C
   B. 100⁰C
   C. 4⁰C
   D.-4⁰C

   Submitted by: Farjan Ahmed Soomro

9. Which planets are called ice giants?

   A. Outer planets (Uranus and Neptune)
   B. Outer planets (Jupiter and Neptune)
   C. Outer planets (Jupiter and Saturn)
   D. Inner planets (Mercury and Earth)

   Submitted by: Muhammad Abdullah

10. The ice giants are mostly made of ‘volatile’ substances such as?

    A. Water, mercury and methane
    B. Water, ammonia and mercury
    C. Water, plasma and methane
    D. Water, ammonia and methane

    Submitted by: Muhammad Abdullah