Year 5 Science - Evaporation

Why does a puddle dry up after the rain stops?

• The water has been evaporated.

• The water condensed in the air.

Water changes into a gas called ___________.

• Water droplets

• Water vapour

• Ice

____________ happens because some particles in the liquid gain heat energy.

• Freezing

• Condensation

• Evaporation

Why does washing dry quicker on a hot day?

• There are strong winds blow the water vapour away.

• The heat of the sun evaporates the water on the clothes.

• The water of the clothes condensed in the air.

_______ makes evaporation take place faster.

• Heat

• Cold

Which of the following is NOT the example of the usefulness of evaporation?

• drying your hair

• grapes drying on a rack in the sun

• water droplets formed around the outer surface of a cold glass

• using a tumble dryer

Which process involves in sweating to make us cool down?

• evaporation

• condensation

Which of the following cause evaporation process to be faster?

Choose more than one answer.

• Heat

• Wind

• Surface area of the container

• Colour of the liquid

Which of the containers below would evaporate the slowest?

• 
• 
• 
• 

Why do the water missing from the salt solution after placing it under a warm place for a few days?

• The water has absorbed by the salt.

• The water becomes salt.

• The water evaporated into the air.

• The salt solution evaporated into the air.