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WorksheetsEarth Science weather variables
Total questions: 25
Worksheet time: 13mins
The dewpoint is -2 degrees Celsius and the dry bulb is 12degrees Celsius. What is Relative Humidity?
6%
6C
38%
78%
What is a thermometer?
A device to measure temperature
A device to measure wind speed
A device to measure humidity
A device to measure altitude
If a scientist were trying to determine how fast the wind was moving in a hurricane, what tool would they use?
hygrometer
compass
barometer
anemometer
If a scientist were trying to figure out what direction the wind from a storm were coming from, what tool would they use?
thermometer
hygrometer
anemometer
wind vane
What is the relative humidity when the air temperature is 12 degrees Celsius and the wet bulb is 8 degrees Celsius?
4C
4%
57%
48%
When the air temperature and dew point temperature are close, then there is...
low humidity, less chance of precipitation
high humidity, higher chance of precipitation
In which layer of the atmosphere does all weather events occur?
troposphere
stratosphere
mesosphere
biosphere
What is a sea breeze and when does it happen?
Breeze from land to sea during the night due to high pressure over the land and low pressure over the water
Breeze from sea to land during the day when the high pressure is over the water and low pressure is over the land
What is the cloud cover in Montreal?
clear
cloudy
partly cloudy
Which graph best shows the general relationship between air pressure and altitude?
The weather station model shows some of the weather data for a certain location.
What is the wind speed and direction shown on the station model and which instrument is used to measure the wind speed?
15 knots, SW, measured by a wind vane
15 knots, NE, measured by an anemometer
25 knots, SW, measured by a wind vane
25 knots, NE, measured by an anemometer
The diagram represents an aneroid barometer that shows the air pressure, in inches of mercury.
When converted to millibars, this air pressure is equal to
1009.0 mb
1012.5 mb
1015.5 mb
1029.9 mb
Which temperature zone of Earth’s atmosphere contains the most water vapor?
mesosphere
stratosphere
troposphere
thermosphere
A low-pressure system in the Northern Hemisphere has a surface air-circulation pattern that is
clockwise and away from the center
clockwise and towards the center
counter-clockwise and away from the center
counter-clockwise and towards the center
A barometric pressure of 1021.0 millibars is equal to how many inches of mercury?
29.88
30.15
30.25
30.50
The map below shows air pressures recorded in millibars (mb).
Which map shows the correct location of the 996-mb, 1000-mb, and 1004-mb isobars?
did not exist in large quantities until after
organisms appeared on Earth
appeared on Earth
Earth’s oceans
A psychrometer measures
air pressure and air temperature
wind speed and direction
relative humidity and dewpoint
Earth’s atmosphere during the Early Archean Era?
