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Worksheets

Weather

Total questions: 45

Worksheet time: 2hrs 30mins

Name
Class
Date
1.
Name the three necessary ingredients for thunderstorm formation.
a)
Lifting Mechanism, Fronts, Moisture
b)
Moisture, Lifting Mechanism, Instability
c)
Lifting Mechanism, Mountains, Oceans
d)
Stability, Moisture, Heat
2.
Where is the safest place to be in a tornado?
a)
basement
b)
interior closet or bathroom
c)
hallway
d)
ditch or ravine
3.

What is the difference between watch and warning

a)

watch is to get you prepared while warning is to warn you

b)

watch is to warn you while warning is to prepare you

4.

What is the most powerful tornado category?

a)

EF6

b)

EF5

c)

A super tornado

d)

An avalanche

5.

A tornado often comes with winds of what?

a)

1,000 miles an hour.

b)

Destroyed towns.

c)

More than 200 miles an hour.

d)

Crying people trapped inside

6.

What is "Tornado Alley"?

a)

An area on the Mainland that is shaped much like a funnel cloud.

b)

An area in Kansas where tornadoes often occur.

c)

An area in the Central U.S. of 8 states where tornadoes commonly occur.

d)

A street in Kansas named after the spinning thunderstorms.

7.

Why do thunderstorms form undisturbed in the Great Plains?

a)

Because they are surrounded by mountains.

b)

Because they are close to the Gulf of Mexico.

c)

Because they just do.

d)

Because the Great Plains are flat and far from mountains and coastal weather.

8.
What kind of cloud is associated with a thunderstorm?
a)
cumulonimbus
b)
cumulus
c)
stratus
d)
nimbus
9.
What is a rapidly spinning column of air that has high winds, low pressure, and touches the ground?
a)
Thunderstorm
b)
Hurricane
c)
Tornado
d)
Cyclone
10.
The center of a tornado is characterized by ________.
a)
high pressure
b)
low pressure
11.
What tells us if a tornado has been spotted, or indicated on radar and is occurring or imminent.
a)
Tornado Watch
b)
Tornado Warning
12.

What is the name of the scale which measures tornado intensity?

a)

Saffir-Simpson Scale

b)

Toyota Tornado Intensity Scale

c)

Enhanced Fujita Scale

d)

Mushihata Tornado Intensity Scale

13.
Most tornados are spawned by a special kind of thunderstorm called a _________________.
a)
supercore
b)
supercell
c)
multicell
d)
multicore
14.
In an average year, 1000 tornadoes are reported nationwide.
a)
True
b)
False
15.
Tornadoes are also referred to as __________or_________.
a)
hurricanes or water spouts
b)
cyclones or twisters.
c)
hook cloulds or wedges
d)
dust devils or blebla
16.

If a tornado causes most structures severer damage or completely destroys them, what would it be classified as?

a)

EF-2

b)

EF-3

c)

EF-4

d)

EF-5

17.
Why does the air mass of the hurricane rotate counterclockwise in the Northern Hemisphere?
a)
because of the uneven heating from the sun
b)
because of the upwelling of warm water in the ocean where it forms
c)
because the Northern Hemisphere is moving faster than the Southern Hemisphere causing spinning
d)
because the spinning of the earth causes the Coriolis effect
18.
How fast do winds have to be before it is considered a hurricane?
a)
50 mph
b)
75 mph
c)
100 mph
d)
40 mph
19.
Where are the highest winds in the hurricane found?
a)
at the extreme outside, because they have to move faster the further they are from the middle
b)
in the center, called the eye of the hurricane
c)
in the storm surge of the hurricane
d)
in the eyewall of the hurricane
20.

Why do hurricanes have a center of low pressure?

a)

because low pressure causes air to rise

b)

because low pressure causes air to sink

c)

because low pressure makes sea breezes used by the hurricane

d)

because high pressure causes air to rise

21.

In order for a hurricane to form, the water must be ________.

a)

Cool

b)

Warm

22.
The major difference between a tropical storm and a hurricane is __________.
a)
rainfall amounts
b)
wind speed
c)
air temperature
d)
circulation
23.
What causes damage in a hurricane?
a)
Winds
b)
Flooding
c)
Storm Surge
d)
All of the above
24.
Hurricanes develop in ________ regions.
a)
Arctic
b)
Tropical
c)
Arid
d)
None of the above
25.
Why does cold water or land cause a hurricane to weaken?
a)
because the high pressure of the hurricane can't handle the cold water from a low pressure system
b)
because the land always cools faster than the ocean
c)
because the land breeze shreds the hurricane
d)
because they cut off the energy supply to the hurricane
26.

What is the difference between a hurricane, a typhoon, and a tropical cyclone?

a)

Begin on different dates

b)

Begin in warm waters

c)

Begin in different locations

d)

Begin/end on time

27.

What is the strongest category of hurricanes?

a)

Category 5

b)

Category 10

c)

Category 1

d)

15

28.
The Saffir-Simpson Scale measures
a)
Hurricane's rainfall
b)
Hurricane's area
c)
Hurricane's intensity
d)
Hurricane's storm surge
29.
What is usually the most damaging part of a hurricane?
a)
Eye
b)
Lightning
c)
Storm surge
d)
Hail
30.
If a rain gauge has 4 cm of precipitation before a storm and 7 cm after a storm, how much rain fell during the storm?
a)
7 cm
b)
4 cm
c)
3 cm
d)
11 cm
31.
If wind speeds pick up and you notice your thermometer changing rapidly, what type of weather can you expect?
a)
fair weather
b)
warmer weather with storms
c)
cooler weather with storms
d)
light rain
32.
What instrument measures temperature?
a)
rain gauge 
b)
hydrometer
c)
thermometer 
d)
wind vane
33.
What causes wind?
a)
convection currents
b)
conduction currents
c)
radiation currents
d)
tropical currents
34.
When air is heated, it will MOST likely
a)
expand and fall
b)
expand and rise
c)
condense and fall
d)
condense and rise
35.
Why does warm air rise?
a)
Warm air is more dense than cooler air.
b)
Warm air has more pressure than cooler air.
c)
Warm air is less dense than cooler air.
d)
Warm air has a higher dew point than cooler air.
36.
Which of these MOST likely causes winds to blow on Earth?
a)
Earth spins quickly, causing air to blow around.
b)
The gravity of Earth and the Moon push and pull the air.
c)
Warm air rises and cool air falls toward Earth's surface.
d)
Ocean waves push air onto the shore and across Earth's surface.
37.
Which global winds have the greatest impact on the weather in the US?
a)
trade winds
b)
prevailing westerlies
c)
doldrums
d)
polar easterlies
38.
In which direction do prevailing westerlies flow?
a)
from east to west
b)
from west to east
c)
from north to south
d)
from south to north
39.
I am a fast-moving ribbon of AIR that moves from west to east in the Northern Hemisphere around the Earth.
a)
California Current
b)
Gulf Stream
c)
Jet Stream
d)
Atlantic Ocean
40.
How does the jet stream affect the weather?
a)
The jet stream transports weather systems that affect us.
b)
The jet stream does not affect the weather.
c)
The jet stream releases oxygen so we can breathe.
d)
The jet stream brings only bad weather.
41.
Which causes the subtropical jet stream to bring cold, wet winter weather to the southeastern United States?
a)
El Niño
b)
La Nina
c)
Coriolis effect
d)
Santa Anna Winds
42.

Hurricanes that hit the east coast of the United States often start as low-pressure systems

off the west coast of Africa. Which global winds move these hurricanes toward the United

States?

a)

polar easterlies

b)

prevailing westerlies

c)

northeast trade winds

d)

southeast trade winds

43.

Which best describes a storm surge?

a)

low ocean tides

b)

a fall in sea level

c)

a rise of ocean water

d)

strong ocean currents

44.
When air pressure is high, what type of weather do we experience?
a)
sunny and clear
b)
rainy and cloudy
45.

A severe storm that involves freezing temperatures lasting for several days...

a)

tornado

b)

thunderstorm

c)

hurricane

d)

blizzard