Evaporation

Q.

The process by which vapour turns into liquid phase is called ______.

1. condensation

2. precipitation

3. evaporation

4. freezing

Q. Water will evaporate fastest from which of the following containers?

1. 
2. 
3. 
4. 

Q.

During the process of evaporation, matter changes its state from

1. Solid to liquid

2. Liquid to gas

3. Liquid to solid

4. Solid to gas

Q. Rain water on roads dry up during a sunny day. This is an example of ________.

1. evaporation
2. precipitation
3. freezing
4. condensation

Q. What is perfume

Q. Rain water on roads dry up during a sunny day. This is an example of ________.

1. condensation
2. evaporation
3. precipitation
4. freezing

Q.

_________ is the physical process through which liquid converts to gas.

1. flowing

2. solidifying

3. melting

4. freezing

Q. When the water is heated, particles of water move faster.

1. True
2. False

Q. Which of the following are the applications of evaporation?

1. Earthen pots help to keep the drinking water cool in summers
2. All of the above
3. Pouring tea in the saucer helps it cool faster
4. A wet handkerchief on the forehead of a patient with a high fever relieves the patient

Q. In which of the following cases, wet clothes will dry fastest?

Q.

On heating, liquid water turns into _____.

1. droplets

2. vapour

3. solid

4. ice

Q.

….is the process of converting a liquid into vapor by heating

Q.

Anything that occupies space and has weight is called ___.

Q. The process in which liquid changes into gas is known as _____________________ .

Q. Our body sweats when it's hot around.

1. True
2. False

Q.

Which of the following can be present either as solid, liquid and gas?

1. Water

2. Soil

3. Salt

4. Oil

Q. When a liquid evaporates, its quantity:

1. remains unaffected
2. decreases
3. increases
4. can't be determined

Q. Explain evaporation in few words. (3 marks)

Q. Evaporation is the process by which:

1. liquid changes to solid
2. gas changes to liquid
3. solid changes to gas
4. liquid changes to gas

Q. You have washed your handkerchief and you want
to dry it quickly. What all can you do? (2 marks)

Q. Water can be converted from liquid state to gaseous state by

1. evaporation
2. separation
3. filtration

Q. At your house, what things are made in keeping in the sun?

Q.

_______ is added to prevent the evaporation of water.

Q. An equal amount of water is kept in a cup and a saucer on a window. What will happen after some hours?

Q. The Conversion Of A Liquid To A Gas At All Temperatures Is Called ?

Q. Which of the following condition will speed up evaporation and dry clothes faster?

1. Hot weather
2. Windy weather
3. Rainy season