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class-4-Science-Weather -1 1 / 20 7Changes in weather are caused by the interaction of: Cyclones Anticyclones Air masses Fronts 2 / 20 Which of the following decreases as elevation increases? Latitude Clouds Precipitation Temperature 3 / 20 Which of the following is the cause of the change of seasons? 7The sizes and shapes of land-surface features The process called rain-shadow effect The rotation of the earth The tilt of the earth's axis 4 / 20 Changes in weather are the interaction of: Clouds Storm surges Air masses Tornadoes 5 / 20 What is a cloud made of? Gases Snow Water droplets Warm air 6 / 20 As surface currents move, They release heat quickly They bring warm temperatures to the West Coast They influence the amount of solar energy an area receives They carry warm or cool water to different locations 7 / 20 Which of the following statements is NOT true about winds? Winds blow from areas of high pressure to areas of low pressure Winds carry solar energy to and from different locations Winds move in unpredictable patterns across the earth's surface Winds carry evaporated water away from the ocean surface 8 / 20 When temperatures fall below 0°C, what forms in a cloud? Water droplets Ice crystals Gases 7Dew 9 / 20 When droplets in a cloud reach a certain size, they: Form a cold front Change the climate of an area Cause an electric discharge 10 / 20 What happens when the rate of evaporation equals the rate of condensation? Clouds form The dew point is reached The humidity decreases Precipitation occurs 11 / 20 The sun's energy causes water to change states through: The water cycle Weather Ice crystals Relative humidity 12 / 20 Earth's natural heating process is called 7Global warming The greenhouse effect The Milankovitch theory An ice age 13 / 20 What is water cycle? Air pressure sinking and then rising Water droplets forming on surfaces7 Water moving between the atmosphere, the land, and the oceans 7Evaporatin of water 14 / 20 Which of the following weather conditions causes the most deaths? Rain Cyclone Hail Thunderstorm 15 / 20 Global warming may be caused by: A decrease in carbon dioxide concentrations An increase in carbon dioxide concentrations The tilt of the earth's axis. Changes in weather patterns 16 / 20 What causes changes in weather? Humidity of air Interaction of air mass Water evaporetion Cloud formation 17 / 20 What do scientists use to express the amount of water vapour in the air? Dew point Relative point Relative humidity Vapour pressure 18 / 20 The rate of evaporation of water is slower when: The temperature is higher The humidity of the surrounding air is higher The wind is stronger The area of exposed surface is greater 19 / 20 The short-term state of the atmosphere is called: Weather Dew point Climate Water cycle 20 / 20 Which of the following is NOT true of an ice age? Ice forms in high latitudes and moves towards lower latitudes Ice sheets advance and get bigger 7There have been a few major ice ages A mixture of periods of cold and periods of warmth Your score is LinkedIn Facebook Twitter VKontakte
class-4-Science-Weather -1
1 / 20
7Changes in weather are caused by the interaction of:
2 / 20
Which of the following decreases as elevation increases?
3 / 20
Which of the following is the cause of the change of seasons?
4 / 20
Changes in weather are the interaction of:
5 / 20
What is a cloud made of?
6 / 20
As surface currents move,
7 / 20
Which of the following statements is NOT true about winds?
8 / 20
When temperatures fall below 0°C, what forms in a cloud?
9 / 20
When droplets in a cloud reach a certain size, they:
10 / 20
What happens when the rate of evaporation equals the rate of condensation?
11 / 20
The sun's energy causes water to change states through:
12 / 20
Earth's natural heating process is called
13 / 20
What is water cycle?
14 / 20
Which of the following weather conditions causes the most deaths?
15 / 20
Global warming may be caused by:
16 / 20
What causes changes in weather?
17 / 20
What do scientists use to express the amount of water vapour in the air?
18 / 20
The rate of evaporation of water is slower when:
19 / 20
The short-term state of the atmosphere is called:
20 / 20
Which of the following is NOT true of an ice age?
Your score is
class-4-Science-Weather -2 1 / 15 Evaporation increases with: Decreases in the area of exposure Decreases in the temperature Increases in the amount of water Increases in the area of exposure 2 / 15 Washing clothes near a water source is harmful because the dirt and soap released: Are left behind to create slush Are absorbed by the soil to reach sub-soil water Are responsible for doing all of the above Flow into the water 3 / 15 Water is safe for human consumption only when it is free from: Unwanted smells All of the above Micro-organisms Floating substances 4 / 15 Land breeze blows during: Daytime Noon time Morning Nighttime 5 / 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: A and C To find out whether the area of exposed surface affects the rate of evaporation To find out whether the area of exposed surface does not affect the rate of evaporation To find out whether is same the rate of evaporation 6 / 15 When air is nearly saturated and temperature drops, what is reached? Precipitation Condensation Dew point Humidity 7 / 15 At higher elevations, The temperature of the air is higher There is no rain-shadow effect The temperature of the air is lower The dew point is higher 8 / 15 Stream-like movements of water that have a large effect on an area's climate are: Storm surges Water vapour Dew Surface currents 9 / 15 Seasons are caused by: The rain-shadow effect The greenhouse effect Ocean currents The tilt of the earth's axis 10 / 15 Bleaching powder helps in clearing water by acting on: Floating particles Foul smells Germs Mud 11 / 15 The amount of bleaching powder for purifying water should be: 1 teaspoon in a glass 1 teaspoon in a bucket 1 teaspoon in a glass and 3 teaspoons of this in a bucket 1 teaspoon in a bucket and 3 teaspoons of this in a glass 12 / 15 One reason for global warming may be: Increasing greenhouse gases Increasing global gases Decreasing greenhouse gases Decreasing global gases 13 / 15 Humidity is: The temperature below dew point When a gas becomes a liquid The continuous movement of water The amount of water vapour in the air 14 / 15 The distance north or south from the equator is called Topography Latitude Elevation The rain-shadow effect 15 / 15 In the process of boiling: Foul smells escape Germs get killed Colour disappears Floating particles settle down Your score is The average score is 0% 0% Restart quiz
class-4-Science-Weather -2
1 / 15
Evaporation increases with:
2 / 15
Washing clothes near a water source is harmful because the dirt and soap released:
3 / 15
Water is safe for human consumption only when it is free from:
4 / 15
Land breeze blows during:
5 / 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:
6 / 15
When air is nearly saturated and temperature drops, what is reached?
7 / 15
At higher elevations,
8 / 15
Stream-like movements of water that have a large effect on an area's climate are:
9 / 15
Seasons are caused by:
10 / 15
Bleaching powder helps in clearing water by acting on:
11 / 15
The amount of bleaching powder for purifying water should be:
12 / 15
One reason for global warming may be:
13 / 15
Humidity is:
14 / 15
The distance north or south from the equator is called
15 / 15
In the process of boiling:
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