Assesment 2 grade 6

Give a reason for the following: In a sunny day, a part of ice found on the top of a mountain will change into liquid water.

Write the scientific term of each of the following: 1. A step after precipitation in which water of rain flows across the land into the river.

Write the scientific term of each of the following: 2. A structure found on plant leaves responsible for losing water vapor during transpiration process.

Write the scientific term of each of the following: 3. It is the movement of water among the various water reservoirs on the Earth.

What happens if...? Water in a lake is exposed to solar radiation for a long period of time.

Choose the correct answer : Water changes from a state to another when it gains …………while water starts to move when a.............. is exerted on it.

• work-force

• force - energy

• Energy-force

• Work-energy

Choose the correct answer : Both of.................and..................processes occur by increasing the absorption of thermal energy.

• evaporation-transpiration

• evaporation - freezing

• condensation - transpiration

• condensation - freezing

Choose the correct answer : The next process after condensation of water vapor in the sky as clouds is ...........process.

• evaporation

• precipitation

• collection

• freezing