EVALUACIN INICIAL

UNIT 6ScienceEV

Name and surname: .................Class: ........ Date: .......

1 Answer these questions.a) Which gases make up the air?

b) Which is the most abundant?

c) Which ones are involved in respiration?

d) Which one are clouds made out of?

2 What is the word for:a) The movement of air?

b) The falling of water from a cloud to the ground or into the sea?.

c) Groups of tiny water droplets in the atmosphere?

3 What could happen in each of the following cases? Explain your answer.a) If the temperature of a cloud drops,

b) If the Sun heats up the water in the sea,

4 Name the different states that surface water can be found in.5 Explain how groundwater is formed and how it can reappear on the surface.Name and surname: .........EV

6 Use the numbers to show where these texts belong in the picture:

7 Explain what a well and a reservoir are.

8 Complete this sentence:

Purifying water means eliminating

9 Describe three ways we can reduce air pollution.

10 Describe three ways to avoid water pollution:

GRUPO ANAYA, S.A., Science 3, Primary Education. Photocopiable materials.