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WorksheetsM1 Science Core Review
Total questions: 40
Worksheet time: 20mins
What is the layer of gases around the earth?
Temperature
Atmosphere
Altitude
Air pressure
What is the measure of how hot or cold the air is?
Atmospheric pressure
Air temperature
Air humidity
Sunlight
Which of the following affect air temperature?
Solar radiation
Clouds
Altitude
All of the options
What is the force per unit area exerted against a surface by the weight of air?
Air temperature
Atmospheric pressure
Air humidity
Air density
Which of the following does NOT affect atmospheric pressure?
Air density
Air temperature
Altitude
Sunlight
How many layers does the atmosphere have?
1
3
5
12
What is the outermost layer of the atmosphere?
Troposphere
Mesosphere
Thermosphere
Exosphere
In which atmospheric layer do people live?
Troposphere
Stratosphere
Mesosphere
Exosphere
In which atmospheric layer do airplanes fly?
Troposphere
Stratosphere
Mesosphere
Exosphere
In which atmospheric layer do space objects burn up?
Mesosphere
Stratosphere
Exosphere
Troposphere
Which of the following does air temperature depend on?
Solar radiation
Altitude above sea level
Clouds
All of the above
If air density increases, what happens to atmospheric pressure?
Increases
Decreases
Stays the same
If air temperature decreases, what happens to atmospheric pressure?
Increases
Decreases
Stays the same
If altitude increases, what happens to atmospheric pressure?
Increases
Decreases
Stays the same
If there are two locations, one at 20 °C another at 30 °C, which would have lower atmospheric pressure?
The one at 20 °C
The one at 30 °C
Same for both
Would there be a higher atmospheric pressure at the beach in Phuket or at the top of Mount Everest?
Beach in Phuket
Top of Mount Everest
Same for both
People must wear oxygen masks to climb Mount Everest because:
Mount Everest has a HIGH atmospheric pressure and HIGH oxygen levels
Mount Everest has a HIGH atmospheric pressure and LOW oxygen levels
Mount Everest has a LOW atmospheric pressure and HIGH oxygen levels
Mount Everest has a LOW atmospheric pressure and LOW oxygen levels
Why is atmospheric pressure important?
We need it to breathe
We need it for Vitamin D
Space objects burn up in this layer
It's NOT important
If the air humidity is low, does the air hold a large or a small amount of water vapor?
Large
Small
Which can hold more water vapor: hot air or cold air?
Hot air
Cold air
Same for both
What tool is used to measure atmospheric pressure?
Thermometer
Barometer
Hygrometer
Centimeter
What are the units for atmospheric pressure?
kg
mmHg
L
Nm
Which of the following areas is at the highest altitude above sea level?
An area with the atmospheric pressure of 460 mmHg
An area with the atmospheric pressure of 520 mmHg
An area with the atmospheric pressure of 600 mmHg
An area with the atmospheric pressure of 760 mmHg
Where does water vapor come from?
Evaporated water from oceans and rivers
Unmelted ice in glaciers
Atmospheric pressure
7/11
This is the formula for:
Absolute humidity
Relative humidity
This is the formula for:
Absolute humidity
Relative humidity
What are the units for absolute humidity?
g/m3
No units. It's a percentage (%)
g
m3
What are the units for relative humidity?
g/m3
No units. It's a percentage (%)
g
m3
What is the maximum percentage that relative humidity can be?
0%
100%
200%
500%
What is the lowest percentage that relative humidity can be?
-50%
0%
50%
200%
Today in Nong Khai, the humidity is 37%. Does this number represent the absolute humidity or relative humidity?
Absolute humidity
Relative humidity
In an area at 5 °C, 5 m3 of air can fully hold 25 g of water vapor. What is the absolute humidity?
5 g/m3
10 g/m3
20%
50%
In an area at 16 °C, 5 m3 of air can fully hold 20 g of water vapor. What is the absolute humidity?
4 g/m3
5 g/m3
20%
25%
In an area at 12 °C, the air can hold 10 g/m3 of water vapor. If the actual amount of water vapor at that time is 8 g/m3, what is the relative humidity?
40%
50%
80%
100%
In an area at 4 °C, the air can hold 6 g/m3 of water vapor. If the actual amount of water vapor at that time is 6 g/m3, what is the relative humidity?
0%
50%
100%
200%
In an area at 2 °C, the air can hold 5 g/m3 of water vapor. If the actual amount of water vapor at that time is 0 g/m3, what is the relative humidity?
0%
50%
75%
100%
In an area at 17 °C, 10 m3 of air can fully hold 300 g of water vapor. What is the absolute humidity?
3 g/m3
10 g/m3
30 g/m3
100 g/m3
What is defined as the height of an area above sea level?
Altitude
Air density
Air temperature
Humidity
What is defined as the amount of water vapor in the air?
Air humidity
Air density
Altitude
Atmospheric pressure
Where is Teacher Kassi from?
USA
Canada
Poland
England
