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