NEW
Font size
S
M
L
XL
WorksheetsWeather Unit Test Review
Total questions: 69
Worksheet time: 2hrs 49mins
Name
Class
Date
1.
Weather refers to...
a)
changes in the atmosphere that occur over long periods of time.
b)
water cycles in the atmosphere
c)
atmospheric conditions at a specific time and place.
d)
predictable patterns in the water cycle.
2.
Climate is...
a)
subtropical
b)
the average weather over a long period of time in a region.
c)
the water cycle over a long period of time
d)
the circulation of energy in the atmosphere
3.
How does the water cycle influence weather?
a)
it controls the distribution of water on Earth and in the atmosphere
b)
it ensures we have water to drink
c)
it causes runoff and lakes to increase in size
d)
it is not important at all
4.
What increases the speed of evaporation and the amount of water vapor in the air?
a)
additional water in the water cycle
b)
additional humidity in the air
c)
the sun
d)
the amount of moisture in the air
5.
When the humidity is high, the chance for precipitation and thunderstorms...
a)
increases
b)
decreases
c)
stays the same
d)
is not affected at all
6.
True or false: weather changes daily and perhaps hourly.
a)
true
b)
false
7.
Changes in ______ happen as different air masses move in and out of a region.
a)
precipitation
b)
gulf streams
c)
jet streams
d)
weather
8.
________ are large bodies of air with the same temperature, moisture, and pressure.
a)
fronts
b)
air masses
c)
clouds
d)
hot air balloons
9.
The movement of one air mass affects another air mass. When one air mass meets another it forms a
a)
air mass
b)
storm
c)
front
d)
climate
10.
When a cold front passes through temperatures will
a)
increase
b)
decrease
c)
remain the same
d)
spike temporarily
11.
Warm fronts cause
a)
decreases in temperatures and humidity
b)
increase in temperature and decreases in humidity
c)
warmer temperatures and more humidity
d)
decrease in temperature and increase in humidity
12.
This represents
a)
the gulf stream
b)
jet streams
c)
a cold front
d)
a warm front
13.
What is density?
a)
the amount of moisture in the air.
b)
the amount of matter in an object and how heavy something is.
c)
a cold front.
d)
the amount of moisture in the air and the direction it is moving.
14.
Cold air
a)
is less dense than warm air
b)
is more dense than warm air
c)
rises
d)
expands
15.
The weight of the air above Earth's surface.
a)
wind
b)
humidity
c)
radiation
d)
air pressure
16.
occurs when the air pressure is greater than surrounding areas. It usually means clear and dry weather. It also causes cooler temperatures.
a)
low pressure
b)
high pressure
c)
wind
d)
density
17.
usually means wet weather and warmer temperatures
a)
high pressure
b)
low pressure
c)
wind direction
d)
wind speed
18.
A forecast is
a)
the definition of a climate
b)
the definition of weather
c)
a typer of weather
d)
a prediction of future weather
19.
air that is in motion causes
a)
wind
b)
high pressure
c)
air pressure
d)
low pressure
20.
If two air masses that are next to eachother have large differences in pressure they create
a)
friction
b)
radiation
c)
strong winds
d)
slow dragging winds
21.
The sun heats the Earth's surface
a)
evenly
b)
unevenly
22.
____ are water droplets or ice crystals in the air.
a)
humidity
b)
clouds
c)
evaporation
d)
runoff
23.
Clouds commonly form at ______ and around areas of low pressure.
a)
inside air masses
b)
along fronts
c)
after the water cycle
d)
after precipitation
24.
Clear nights are generally ____ than nights where there is cloud cover.
a)
humid
b)
dry
c)
warmer
d)
cooler
25.
____ ___ likely where two different air masses meet at a frontal boundary.
a)
Trends are
b)
Weather is
c)
Precipitation is
d)
The Water Cycle is
26.
How does air move?
a)
Warm air rises and cool air sinks
b)
Warm air sinks and cool air rises
27.
Why do winds change during the day and night near a beach?
a)
The warm air over land sinks and stays there
b)
The warm air over water sinks and stays there
c)
The temperature over air and the land change
d)
Cool air links over the land and stays there
28.
Which is the best explanation for how air masses move across the United States?
a)
The prevailing westerlies move air masses from west to east across the United States but may be deflected by the jet stream.
b)
The trade winds move air masses from west to east across the United States.
c)
The jet stream moves air masses from the Pacific Ocean across the United States.
d)
The warm air of the Gulf Stream causes air masses to move from the Atlantic Ocean to the Pacific Ocean.
29.
What is the cause of rising surface temperatures of the Pacific Ocean, drought in the western United States, and flooding on the Pacific coast of South America?
a)
the Gulf Stream
b)
the jet stream
c)
El Nino
d)
La Nina
30.
Which has the greatest effect of wind speed?
a)
precipitation
b)
cloud cover
c)
wind direction
d)
air pressure
31.
How will freezing air temperatures most likely affect rain as it falls through the air?
a)
it will change to fog
b)
it will change to hail
c)
it will change to sleet
d)
it will continue to fall as rain
32.
What type of clouds are responsible for thunderstorms?
a)
cirrus
b)
cirrostratus
c)
cumulus
d)
cumulonimbus
33.
In which way are evaporation and condensation similar?
a)
Both cause decreases in air temperature.
b)
Both cause increases in air temperature.
c)
Both are caused by the warming of the atmosphere.
d)
Both are caused by changes in heat energy.
34.
Which best describes why winds at the beach change direction between day and night?
a)
because the temperatures over land and over water change
b)
because warm air over land sinks and stays in place over land
c)
because cool air rises and is replaced by warm air from the ocean
d)
because cool air sinks and stays in place over land
35.
Which lists some effects of El Niño?
a)
warmer temperatures and more rain
b)
warmer temperatures and less rain
c)
cooler temperatures and less rain
36.
What is the cause of rising surface temperatures of the Pacific Ocean, drought in the western United States, and flooding on the Pacific coast of South America?
a)
the Gulf Stream
b)
the Jet Stream
c)
La Nina
d)
El Nino
37.
Which best describes El Niño?
a)
The water in the Pacific Ocean gets warmer than normal and causes fewer hurricanes to form.
b)
The water in the Pacific Ocean gets colder than normal and causes more hurricanes to form.
c)
The water in the Pacific Ocean gets colder than normal, and the flow of the jet stream is disrupted.
d)
The water in the Pacific Ocean gets warmer than normal, and the flow of the jet stream is disrupted.
38.
The El Nino is caused by
a)
cold water off the Atlantic coast of South America
b)
warm water in the Pacific off the coast of South America
c)
warm water in the Pacific off the coast of Mexico
d)
cold water in the Pacific off the coast of Mexico
39.
What causes warm air to rise?
a)
the fact that it's less dense than cold air
b)
The fact that it weighs more than cold air
c)
The fact that it has higher pressure than cold
d)
the fact that its more dense than cold air
40.
A flow of air or water in a certain direction.
a)
air flow
b)
jet stream
c)
current
d)
el nino
41.
An air current in the upper atmosphere that flows from west.
a)
current
b)
jet stream
c)
gulf stream
d)
polar air flow
42.
Hot and dry; Mexico and southwestern USA; only impacts during the summer
a)
continental tropical air masses
b)
la nina
c)
tropical air flow
d)
continental Arctic air
43.
Warm ocean current in the Atlantic Ocean.
a)
jet stream
b)
continental tropical air masses
c)
gulf stream
d)
warm front
44.
Cold, dry and stable weather. Forms over Alaska and Canada. Great Lakes get lake effect snow.
a)
gulf stream
b)
jet stream
c)
continental Arctic air
d)
continental polar air mass
45.
Warm phase; high air pressure; forms over the Pacific Ocean
a)
maritime tropical air
b)
la nina
c)
gulf stream
d)
el nino
46.
Air current in the upper atmosphere that flows from west to east.
a)
jet stream
b)
gulf stream
c)
current
d)
air flow
47.
Cool phase over the Pacific Ocean
a)
continental tropical air mass
b)
el nino
c)
la nina
d)
gulf stream
48.
Air pressure ___________ as altitude __________.
a)
decreases, decreases
b)
increases, decreases
c)
increases, increasess
d)
decreases, increases
49.
What moves between the atmosphere and Earth's surface?
a)
oxygen
b)
carbon dioxide
c)
water
d)
nitrogen
50.
What is one way water vapor enters the air?
a)
condensation
b)
precipitation
c)
convection
d)
evaporation
51.
What forms due to condensation?
a)
smoke
b)
clouds
c)
rain
d)
nothing
52.
Temperature variations within clouds and within the region between the cloud and Earth allows for various forms of _________.
a)
temperature
b)
density
c)
precipitation
d)
air pressure
53.
What weather can be expected from a cumulus cloud?
a)
fair weather
b)
thunderstorms
c)
blizzard
d)
precipitation
54.
What type of cloud is associated with heavy thunderstorms, lightning, and hail?
a)
Cirrus
b)
Cumulonimbus
c)
Stratus
d)
Nimbostratus
55.
When air near the ground is cooled to its dew point, it forms a stratus cloud called ___________.
a)
nimbostratus
b)
cumulonimbus
c)
cirrus
d)
fog
56.
Precipitation and storms occur in a ___________ pressure system.
a)
medium
b)
high
c)
low
d)
single
57.
A violent storm that generally forms within a cold front resulting in a low pressure, whirling, funnel-shaped cloud is a _________. (forms a vortex)
a)
cloud
b)
hurricane
c)
blizzard
d)
tornado
58.
The boundary line between cold and warm air masses is called a _______.
a)
line
b)
obstacle
c)
space
d)
front
59.
Very warm, moist air over oceans rise rapidly. Clouds form around an eye. cool air sinks into the eye. this describes _________.
a)
tornado
b)
hurricane
c)
blizzard
d)
water spout
60.
Weather instrument that measures air pressure.
a)
thermometer
b)
barometer
c)
rain gauge
d)
sling psychrometer
61.
When the reading on a barometer begins to fall, what weather can be expected?
a)
precipitation or thunderstorms
b)
fair weather
c)
clear skies
d)
sunny day
62.
Bob wants to measure the amount of rain fall in his back yard. What instrument should he use?
a)
thermometer
b)
barometer
c)
rain gauge
d)
wind vane
63.
What happens to solar energy that is absorbed at Earth's surface?
a)
heat the water and cools the land
b)
heat the land and cools the water
c)
heats the land and the water
d)
cools the water and cools the land
64.
At night, warm air rises over the water and moves toward land while cooler air over land sinks and moves over the water. This is known as a ___________.
a)
prevailing westerly
b)
land breeze
c)
sea breeze
d)
polar easterly
65.
A circulation of air that includes both an upward and downward motion is known as ___________
a)
radiation
b)
conduction
c)
condensation
d)
convection
66.
A fast moving wind belt that moves from the west to the east through the middle region of the Northern Hemisphere.
a)
jet stream
b)
polar easterlies
c)
tradewinds
d)
prevailing westerlies
67.
The ________ move weather systems in the United States from west to east. (hint: wind pattern)
a)
polar easterlies
b)
tradewinds
c)
prevailing westerlies
d)
jet stream
68.
Why are different areas of our globe heated unequally?
a)
outer space
b)
tilt of Earth and the curvature of earth's surface
c)
rotation of Earth
d)
Revolution around the Sun
69.
Air movement around the globe moves in a horizontal direction either west to east or east to west. Why do the winds appear to be curved?
a)
Tilt of the Earth
b)
Sun's energy
c)
Coriolis Effect
d)
Greenhouse Effect
Reset
