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WorksheetsAtmosphere and winds
Total questions: 10
Worksheet time: 5mins
Air in our atmosphere is made up of molecules. What state are these molecules found in the atmosphere?
Solid
Liquid
Gas
Inert
The most common molecule that makes up 78% of the air in our atmosphere is....
Nitrogen
Oxygen
Carbon Dioxide
Water vapour
True or false: wind is the sideways movement of air molecules from areas of high pressure to low pressure areas
True
False
Which of the following are true about the air in high pressure areas?
Cool
Warm
Rising
Falling
Which of the following are true about the air in low pressure areas?
Cool
Warm
Rising
Falling
In our atmosphere, high pressure and low pressure systems contain air. But in which one is the air more dense?
High pressure
Low pressure
In the weather map of the USA shown, is the wind blowing east to west or west to east?
East to west
West to east
A low pressure system (or area) is created when air warms up, becomes less dense and rises. What causes the air to warm?
Sunlight from the Sun
Heat energy given off by the ground/sea
Heat from factories
Heat from the Earth's core
Which of the following reduces the amount of carbon dioxide (CO2) whilst increasing the amount of oxygen (O2) in the air?
Photosynthesis
Forest fires
Industrial activity
Respiration (animal breathing)
What is the name of the lowest layer of our atmosphere, which contains 75% of air molecules and most of our weather?
Troposphere
Stratosphere
Mesosphere
Thermosphere
