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WorksheetsWater In the Air
Total questions: 21
Worksheet time: 11mins
Name
Class
Date
1.
Which one of the following statements is false?
a)
The water on earth moves from place to place
b)
Water can be a solid or a liquid, but not a gas
c)
The total amount of water on Earth is always the same
d)
Some parts of the Earth receive more precipitation that here.
2.
Which of the following powers the Earth's water cycle?
a)
Energy from the sun
b)
Clouds colliding together
c)
Salts dissolving in seawater
d)
The freezing and melting of water
3.
Evaporation is...
a)
A gas turning into a liquid
b)
a gas turning into a solid
c)
a liquid turning into a gas
d)
a solid turning into a liquid
4.
What is NOT a part of cloud formation?
a)
Condensation
b)
Evaporatin
c)
Dew point
d)
Erosion
5.
Weather is...
a)
The changes that occur in cloud formations
b)
The amount of rain or snow that falls
c)
earthquakes, tornadoes, and other disasters
d)
the condition of Earth's atmosphere at a given place and time
6.
A meteorologist is a person that studies... ?
a)
meteors
b)
geology
c)
weather
d)
space
7.
The atmosphere is the...
a)
layer of gas surrounding Earth
b)
Name for the shape of the planet Earth
c)
Smoke and air pollution over a city
d)
moist conditions in a rain forest
8.
A molecule of water that is in its gas form
a)
ice
b)
water vapor
c)
liquid
d)
air
9.
Which statement is true?
a)
Gasses are in constant motion, liquids and solids are not
b)
gasses and liquids are in motion, solids are not
c)
all molecules are in constant motion
d)
no molecules are in motion unless a force moves them
10.
Which statement is true about air?
a)
air has no mass
b)
air can be compressed
c)
air takes up very little space
d)
air is a mixture of only oxygen or nitrogen
11.
Days are hotter at the equator because...
a)
the equator is the thickest part of the Earth
b)
more direct sunlight shines on the equator
c)
more indirect light shines on the equator
d)
the equator is closer to the sun
12.
Solar angle refers to...
a)
brightness of light reflected from Earth to the Moon
b)
Number of light rays that reach Earth every hour
c)
angle at which sunlight strikes Earth's surface
d)
direction from which rain strikes the Earth
13.
Condensation nuclei is...
a)
the nucleus of condensation
b)
another name for a weather balloon
c)
orbits around the protons
d)
particles of dust or smoke
14.
In a discussion of density, the term volume means...
a)
how loud something is
b)
one book in a set of books like an encyclopedia
c)
the length of something measured in millimeters
d)
a space occupied by a material
15.
In a discussion about density, the term mass means...
a)
a large amount or number
b)
how much something weighs
c)
the amount of matter in an object
d)
the procedure used to observe objects
16.
Water vapor in the air is called...
a)
water
b)
humidity
c)
rain
d)
ice
17.
Relative humidity is the amount of water vapor compared to...
a)
the saturated amount a specific temp. can hold
b)
the amount of air
c)
the condensation nuclei
d)
the density of the air at that temp.
18.
Relative humidity is measured in what unit?
a)
grams/millimeter
b)
degrees Fahrenheit
c)
degrees Celsius
d)
Percent
19.
When air can hold no more water vapor, it is said to be...
a)
Full
b)
Humid
c)
Saturated
d)
Cold
20.
The temperature where water vapor condenses is called...
a)
Relative humidity
b)
a cloud
c)
dew point
d)
saturated
21.
When temperature increases, and the amount of water vapor stays the same, relative humidity...
a)
increases
b)
decreases
c)
stays the same
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