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Humidity & Relative Humidity

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

Humidity is the amount of ___________ in the air.

a)

smoke

b)

water vapor

c)

pressure

d)

dust

2.

The humidity is used when describing weather because it can determine

a)

the health of plants & animals

b)

the formation of clouds

c)

the probability of rain, winter blizzards, and thunderstorms

d)

all of the above

3.

What is a factor that determines humidity?

a)

temperature

b)

how close it is to shore

c)

air pressure

d)

none of the above

4.

What is used to measure humidity?

a)

Barometer

b)

Hygrometer

c)

Anemometer

d)

Yard Stick

5.

Humidity is measured in __________.

a)

tons of water

b)

gpm, giggles per minute

c)

g/m3, grams per cubic meter

d)

percentage

6.
Where can you find water vapor in the air? 
a)
only in clouds             
b)
only as rain                     
c)
 everywhere
7.
When the temperature decreases, the relative humidity _?_.         
a)
Increase
b)
Decrease
c)
Stay the same
8.

Relative humidity is

a)

the amount of water vapor present in the air compared to the maximum amount of water vapor that the air can hold at its temperature

b)

when two places have the same humidity

c)

a place that always has the same humidity

d)

none of the above

9.

The weather events associated with humidity are

a)

earthquakes

b)

volacnic eruptions

c)

rain, thunderstorms, blizzards, and droughts

10.

Cold air can hold more water vapor than warm air. (less easy to get saturated)

a)

True

b)

False

11.

Warm air can hold more water vapor than cold air. (less easy to get saturated)

a)

True

b)

False

12.

what is the highest relative humidity?

a)

50%

b)

99%

c)

100%

d)

76%