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class-4-Science-Weather

class-4-Science-Weather -1

1 / 20

What happens when the rate of evaporation equals the rate of condensation?

2 / 20

Which of the following decreases as elevation increases?

3 / 20

When droplets in a cloud reach a certain size, they:

4 / 20

Which of the following is the cause of the change of seasons?

5 / 20

Earth's natural heating process is called

6 / 20

7Changes in weather are caused by the interaction of:

7 / 20

What is a cloud made of?

8 / 20

Which of the following is NOT true of an ice age?

9 / 20

Which of the following weather conditions causes the most deaths?

10 / 20

What is water cycle?

11 / 20

Global warming may be caused by:

12 / 20

Changes in weather are the interaction of:

13 / 20

The sun's energy causes water to change states through:

14 / 20

Which of the following statements is NOT true about winds?

15 / 20

As surface currents move,

16 / 20

The rate of evaporation of water is slower when:

17 / 20

What causes changes in weather?

18 / 20

When temperatures fall below 0°C, what forms in a cloud?

19 / 20

What do scientists use to express the amount of water vapour in the air?

20 / 20

The short-term state of the atmosphere is called:

class-4-Science-Weather -2

1 / 15

The distance north or south from the equator is called

2 / 15

Bleaching powder helps in clearing water by acting on:

3 / 15

Washing clothes near a water source is harmful because the dirt and soap released:

4 / 15

The amount of bleaching powder for purifying water should be:

5 / 15

At higher elevations,

6 / 15

Land breeze blows during:

7 / 15

When air is nearly saturated and temperature drops, what is reached?

8 / 15

One reason for global warming may be:

9 / 15

In the process of boiling:

10 / 15

Seasons are caused by:

11 / 15

Anaya carried out an experiment. She poured 200 ml of water into each of the three containers shown below. She put the containers under the sun and recorded the time taken for the water to evaporate completely from each container.

The aim of the experiment was:

12 / 15

Evaporation increases with:

13 / 15

Humidity is:

14 / 15

Stream-like movements of water that have a large effect on an area's climate are:

15 / 15

Water is safe for human consumption only when it is free from:

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