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WorksheetsDew Point quiz
Total questions: 45
Worksheet time: 11hrs 15mins
Name
Class
Date
1.
What is an example of a liquid in the atmosphere?
a)
Ice Crystals
b)
Water Droplets
c)
Water Vapor
2.
Solid to liquid: _________________
a)
melting
b)
freezing
c)
condensation
d)
evaporation
3.
What is an example of a solid in the atmosphere?
a)
Ice Crystals
b)
Water Droplets
c)
Water Vapor
4.
Liquid to gas: ______________
a)
melting
b)
freezing
c)
condensation
d)
evaporation
5.
The amount of water vapor in the atmosphere compared to how much it could hold.
a)
Saturation
b)
Vaporicity
c)
Humidity
d)
Relative Humidity
6.
_____________ is the temperature to which air must be cooled to reach saturation.
a)
Humid point
b)
Temperature index
c)
Relative Humidity
d)
Dew Point
7.
Liquid to solid: ______________
a)
melting
b)
freezing
c)
condensation
d)
evaporation
8.
What is an example of gas in the atmosphere?
a)
Ice Crystals
b)
Water Droplets
c)
Water Vapor
9.
The amount of water vapor in the atmosphere.
a)
Saturation
b)
Vaporicity
c)
Humidity
d)
Relative Humidity
10.
How many thermometers would you find on a psychrometer?
a)
2
b)
1
c)
3
d)
6
11.
What is the name we use to describe the % of moisture in the air.
a)
relative humidity
b)
percipitation
c)
saturation
d)
barometer
12.
Which type of air holds more water
a)
warm
b)
cold
13.
What kind of air describes "humid" air?
a)
warm and wet
b)
cold and dry
c)
cold and wet
d)
warm and dry
14.
Dew is most likely to form
a)
after heavy rain on a humid day
b)
when humid air contacts cold ground
c)
when the snow on the ground melts
d)
during windy nights when it rains
15.
If the air is "saturated", that means:
a)
the air is full of water
b)
the air is partially full of water
c)
it's amount of water vapor in the atmosphere right now
d)
how much liquid water it potentially can hold
16.
Dew Point is the
a)
temperature air cools down to reach condensation (or turn into a liquid)
b)
temperature where ice melts to liquid water
c)
temperature where ice turns directly into water vapor
d)
time of day when dew on the ground disappears
17.
The phase change from water vapor to liquid water is known as:
a)
evaporation
b)
precipitation
c)
condensation
d)
sublimation
18.
Water vapor is one of the components of the air in the atmosphere. What change causes the vapor in the air to form clouds?
a)
A. As air rises in the atmosphere, it becomes warmer and cannot hold as much water.
b)
B. As air cools, water vapor in the air condenses to liquid or solid state.
c)
C. Air rises, the water becomes heavier and changes form.
19.
Where can you find water vapor in the air?
a)
only in clouds
b)
only as rain
c)
everywhere
20.
The name for the process in which water vapor changes back into a liquid is
a)
Evaporation
b)
Condensation
c)
Sublimation
d)
Deposition
21.
As the air temperature increases, the air's capacity for water vapor:
a)
increases
b)
decreases
c)
remains the same
d)
is unrelated to air temperature and can either increase or decrease
22.
The temperature to which air must be cooled in order to become saturated is the:
a)
Relative Humidity
b)
Mixing Ratio
c)
Dew Point Temperature
d)
Wet-bulb Temperature
23.
What is the Dew Point Temperature if the dry-bulb temperature on your sling psychrometer is 20ºC and the wet-bulb temperature is 15ºC?
a)
14ºC
b)
12ºC
c)
10ºC
d)
-18ºC
24.
What do we call a collection of millions of tiny water droplets or ice crystals?
a)
Fog
b)
Humidity
c)
Clouds
d)
Weather
25.
Water droplets that condense from the air onto cool surfaces near the ground are called....
a)
fog
b)
precipitation
c)
dew
d)
icicles
26.
What is relative humidity?
a)
humidity that is related to other humidity
b)
condensation
c)
clouds
d)
the amount of water in the air compared to the amount of water the air can hold - a ratio
27.
What will happen if the relative humidity is 100%, and the temperature begins falling?
a)
The air will be sticky and uncomfortable
b)
Dew will form
c)
The temperature will rise
d)
The atmospheric pressure will fall
28.
Which environment will probably have the lowest relative humidity?
a)
swamp
b)
desert
c)
rain forest
29.
Which type of air has a relative humidity of 100%?
a)
space
b)
hot
c)
dry
d)
saturated
30.
Molecular motion _________ when temperature is increased.
a)
Increases
b)
Decreases
31.
Molecules or atoms move closer together when
a)
temperature is decreased
b)
temperature is increased
c)
water is added
d)
mass is added
32.
In which substance are the atoms/molecules furthest apart?
a)
solid
b)
liquid
c)
gas
33.
Change of state from a solid to a liquid
a)
Freezing
b)
sublimation
c)
melting
34.
Which state of matter does this molecule diagram represent?
a)
Solid
b)
Liquid
c)
Gas
35.
When a substance changes from a gas to a liquid it is called
a)
Evaporation
b)
Condensation
c)
Freezing
d)
Melting
36.
The amount of water vapor in the atmosphere compared to how much it could hold.
a)
Saturation
b)
Vaporicity
c)
Humidity
d)
Relative Humidity
37.
The amount of water vapor in the atmosphere.
a)
Saturation
b)
Vaporicity
c)
Humidity
d)
Relative Humidity
38.
The warmer the air the __________ water vapor it can hold.
a)
less
b)
more
39.
The temperature at which condensation occurs
a)
Dew Point
b)
Cyclone
c)
Isotherm
d)
Relative Humidity
40.
What instrument is shown in the picture?
a)
anemometer
b)
sling psychrometer
c)
thermometer
d)
barometer
41.
To clean spectacles, people often breathe out on the spectacles. This is an example of__________.
a)
Condensation
b)
Evaporation
42.
Paint dries up after a while. This is an example of__________.
a)
Condensation
b)
Evaporation
43.
Water drops seen on the lid of a hot tea pot is an example of__________.
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Water cycle
44.
What is Evaporation?
a)
1.Process of water movement through a plant from the drying up of its aerial parts
b)
2.Occurs on the surface of a liquid as it changes into the gaseous phase.
c)
3.Occurs when rain drops fall
d)
4.All of the above
45.
3 states of water found on earth
a)
solid, liquid & gas
b)
oceans, lakes & streams
c)
evaporation, transpiration
d)
rain, sleet & hail
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