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