No student devices needed. Know more
12 questions
1. It is the change from solid to liquid.
freezing
melting
evaporation
2. It is the change from liquid to gas.
condensation
evaporation
melting
3. It is the change from gas to liquid.
evaporation
freezing
condensation
4. It is the change from liquid to solid.
evaporation
melting
freezing
5. When the water from the clouds fall as rain or snow it is called -
constipation
precipitation
dehydration
6. It is the only thing that can be in solid, liquid and gas state.
wood
water
carbon dioxide
7. It is the percentage of water on the earth's surface.
5%
65%
70%
8. It is the continuous movement of water within the Earth and the atmosphere.
water cycle
water therapy
drinking water
9. It is the percentage of pure water on the earth's surface.
100%
70%
5%
10. What is the freezing point of water?
100 degree Celsius
20 degree Celsius
0 degree Celsius
11. When the water vapour cools down it changes to -
gas
wind
water
12. When liquid is heated it changes to -
water
solid
gas
Explore all questions with a free account