CBSE Class 6 Science A Journey through States of Water (Class 6 NCERT New) Quiz 16

1. The process of changing water into water vapour is called

A Filtration B Evaporation C Condensation D Sedimentation

2. What are the three main states of water?

A ice, steam, fog B solid, liquid, gas C solid, liquid, plasma D plasma, vapor, mist

3. What happens to ice when it melts?

A Ice turns into liquid water when it melts. B Ice transforms into gas when it melts. C Ice becomes solid again after melting. D Ice turns into steam when it melts.

4. At what temperature does water freeze?

A 32 degrees Fahrenheit B 100 degrees Celsius C -5 degrees Celsius D 0 degrees Celsius

5. What is the process called when water turns into vapor?

A Transpiration B Evaporation C Precipitation D Condensation

6. What is condensation in the context of water?

A Condensation refers to the freezing of water into ice. B Condensation is the process of liquid water turning into water vapor. C Condensation is the evaporation of water from a surface. D Condensation is the process of water vapor turning into liquid water.

7. Name the stages of the water cycle.

A Sublimation B Evaporation, Condensation, Precipitation, Collection C Filtration D Transpiration

8. What is the term for water vapor turning back into liquid?

A Evaporation B Condensation C Sublimation D Precipitation

9. How does temperature affect the melting of ice?

A Ice melts faster at lower temperatures. B Temperature has no effect on the melting of ice. C Higher temperatures increase the rate at which ice melts. D Lower temperatures decrease the rate at which ice melts.

10. What role does sunlight play in the evaporation process?

A Sunlight absorbs water, preventing evaporation. B Sunlight has no effect on the evaporation process. C Sunlight cools the water, reducing evaporation. D Sunlight provides energy that increases water temperature, promoting evaporation.