Archive for January, 2008

Jan 19 2008

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jon

Weather Trivia

Filed under General

1. Q. Stars twinkle at night because of minor variations in:
a. Air density
b. Air pollution
c. Sun spots
d. Reflected moonlight
A. If you guessed ‘a’. Congratulations, you’re right!
Air density changes in the atmosphere refract (bend) the light of the star, changing its appearance.

2. Q. What location would have the thickest fog with the same amount of water?
a. Over the ocean
b. A green Iowa cornfield
c. The Minnesota Northwoods
d. In or near a large city
A. If you guessed ‘d’. Congratulations, you’re right!
Abundant pollutants allow many small fog droplets to form, increasing the opaqueness of the fog.

3. Q .At which location would the same pot of water boil the quickest using the same amount of heat?
a. Miami, Florida
b. Barrow, Alaska
c. Minneapolis, Minnesota
d. Boise, Idaho
A. If you guessed ‘d’. Congratulations, you’re right!
Water boils at a lower temperature at high elevations. Boise’s elevation (2870 ft.) is the highest.

4. Q. The largest portion of energy from the sun comes as what?
a. Gamma Rays
b. Visible Light
c. Ultra-Violet Radiation
d. X-Rays
A. If you guessed ‘b’. Congratulations, you’re right!
The Sun emits most of its energy in the visible light spectrum. This is a result of the Sun’s temperature.

5. Q. Also known as “soft hail” this type of precipitation occurs when snow falls and attracts ice crystals which surround it.
a. Sleet
b. Virga
c. Graupel
d. Freezing Rain
A. If you guessed ‘c’. Congratulations, you’re right!
Graupel is kind of a slushy ice chunk which can often grow to the size of a quarter.

6. Q. Using a liquid thermometer, air temperature can be most accurately measured at which of the following locations?
a. The bank parking lot
b. The roof of your house
c. In the shade on your porch
d. Attached to a window
A. If you guessed ‘c’. Congratulations, you’re right!
Sunlight affects liquid thermometers. A location in the shade will measure air temperature accurately.

7. Q. In which month can there not possibly be a ‘Blue’ Moon?
a. February
b. May
c. July
d. October

A. If you guessed ‘a’, Congratulations, you’re right!
A Blue Moon is the second full moon of the month. A month needs at least 30 days for this to be possible.

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