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Student Activity Booklet

BLM-3 Weather quiz

Indicate whether the following statements are True (T) or False (F).

1. _______
The term jet stream refers to a warm ocean current in the Atlantic Ocean, just off the east coast of North America.
2. _______
A front is the transition zone between two different air masses.
3. _______
Radar uses microwave energy to detect precipitation.
4. _______
A stratocumulus cloud has an anvil-shaped top.
5. _______
If the grass is wet with dew in the morning, then skies were probably clear overnight.
6. _______
Fog only forms when the relative humidity is high.
7. _______
Seasons are caused by the earth rotating on its axis.
8. _______
Clouds can be made of water droplets, ice crystals, or both at the same time.
9. _______
Temperatures are normally warmer five kilometres above the Earth than they are at the Earth's surface.
10. ______
Air moves from areas of higher pressure toward areas of lower pressure, creating wind.
11. ______
Lightning is only dangerous to people holding metal objects.
12. ______
Earth's atmosphere receives its heat directly from the sun.
13. ______
Air masses can pick up moisture as they move over large bodies of water, which can be deposited in the form of precipitation when they move onshore again.
14. ______
In Canada, weather systems move predominantly from west to east.
15. ______
Both Humidex and the UV Index were developed in Canada.
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