On a warm and windy day evaporation will be ____.
a. low
b. medium
c. the same as any other day
d. zero
e. high
Question 2In the solid state called ice, the shape and charge of water molecule helps arrange the molecules into ____ crystals.
a. three-sided (trigonal)
b. four-sided (tetragonal)
c. five-sided (pentagonal)
d. six-sided (hexagonal)
e. eight-sided (octagonal)
Question 3In the liquid state, water molecules are ____ in the gaseous state.
a. further apart than
b. the same distance apart as
c. double the distance apart as
d. three times the distance apart as
e. closer together than
Question 4If all of Earths water vapor were to suddenly condense and fall as rain, it would be enough to cover the entire globe with ____ of water.
a. 5 cm (2 inches)
b. 100 m
c. 2.5 cm (1 inch)
d. 1000 m
e. 10 cm (4 inches)
Question 5Evaporation and transpiration from continental areas amount to only about ____ percent of the nearly 1.5 billion gallons of water vapor that annually evaporate into the atmosphere.
a. 15
b. 20
c. 25
d. 30
e. 35
Question 6Suns energy transforms enormous quantities of liquid water into water vapor in a process called ____.
a. transformation
b. perspiration
c. precipitation
d. evaporation
e. condensation
Question 7The oceans occupy over ___ percent of Earths surface.
a. 50
b. 60
c. 70
d. 80
e. 90
Question 8The instrument that measures humidity by measuring the amount of radiant energy absorbed by water vapor is the
a. electrical hygrometer.
b. infrared hygrometer.
c. sling psychrometer.
d. hair hygrometer.
e. dew cell.
Question 9This instrument uses wet-bulb and dry-bulb temperature to obtain relative humidity:
a. infrared hygrometer
b. sling psychrometer
c. hair hygrometer
d. electrical hygrometer
e. mechanical hygrometer
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