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WorksheetsCurrents, Climate, & Weather
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Which of the following is true of El Nino?
a)
El Nino usually occurs twice a year.
b)
El Nino can cause unusual and often severe weather conditions.
c)
El Nino affects only the ocean, not the land.
d)
El Nino occurs at the same time as La Nina.
2.
How does a hurricane form?
a)
It begins as a high-pressure area over cold ocean water.
b)
It begins as a low-pressure system area over warm ocean water.
c)
It beings as a high-pressure area over warm ocean water.
d)
It begins as a low-pressure area over cold ocean water.
3.
What type of information can usually be found on a weather map?
a)
Fronts
b)
Precipitation
c)
Areas of high and low pressure
d)
All of the answers are correct
4.
What type of front forms when a fast cold air mass runs into a slow warm air mass?
a)
Stationary
b)
Occluded
c)
Cold
d)
Warm
5.
What type of front occurs when a warm air mass meets a cold air mass, but neither air mass can move over the other?
a)
Occluded
b)
Warm
c)
Cold
d)
Stationary
6.
What does an "H" inside a circle represent on a weather map?
a)
Hurricane
b)
High Humidity
c)
Hot
d)
High Pressure
7.
Hurricanes usually form in certain areas off the coast of Africa and in the Pacific Ocean. Why do hurricanes form in these regions?
a)
These regions have cold, deep ocean currents.
b)
Tropical maritime air masses and continental polar air masses often meet in these regions.
c)
High pressure systems are common in these regions.
d)
These regions have warm, moist air.
8.
A student studies a weather map and notices that a warm, moist, low-pressure system is developing near his landlocked town. Which statement best explains why this system will not develop into a hurricane?
a)
Hurricanes require high-pressure systems to develop.
b)
Hurricanes take weeks to form.
c)
Hurricanes form in cold, not warm, conditions.
d)
Hurricanes form over oceans, not land.
9.
What is the role of the oceans in the formation of weather systems?
a)
Oceans provide energy for weather systems.
b)
Ocean currents provide wind for storms.
c)
Oceans provide a difference in pressure between air and water.
d)
Oceans provide the temperature differences of weather systems.
10.
What is a front?
a)
The space between two air masses.
b)
The area where two air masses meet.
c)
The area where an air mass meets land.
d)
The space between an air mass and the land.
11.
What type of air mass would form over the northern Atlantic Ocean?
a)
Continental Polar Air Mass
b)
Maritime Tropical Air Mass
c)
Maritime Polar Air Mass
d)
Continental Tropical Air Mass
12.
What two characteristics are used to classify air masses?
a)
Elevation and speed of movement
b)
Temperature and humidity
c)
Humidity and speed of movement
d)
Temperature and elevation
13.
What a warm air mass overtakes a cold air mass, it forms a(n)
a)
Cold front
b)
Warm front
c)
Stationary front
d)
Occluded front
14.
Small lines at the end of the shaft that represents wind direction on a weather map indicate
a)
air temperature
b)
wind speed
c)
air pressure
d)
relative humidity
15.
What are local winds that blow from a body of water toward land during the day called?
a)
Trade Winds
b)
Sea Breezes
c)
Land Breezes
d)
Prevailing Westerlies
16.
What statement best describes global winds but not local winds?
a)
They occur over a large area of Earth's surface.
b)
They are caused by unequal heating of Earth's surface.
c)
They occur when cool air moves close to Earth's surface.
d)
They occur when hot air rises and moves up from the Earth's surface.
17.
Why do the paths of global winds curve?
a)
Differences in air temperature
b)
Differences in air pressure
c)
Earth's revolution around the sun
d)
Earth's rotation on its axis
18.
What form of heat transfer is responsible for global winds and ocean currents?
a)
Absorption
b)
Radiation
c)
Convection
d)
Conduction
19.
Cool air tends to
a)
mix easily with warm air masses
b)
be more dense and flow under warm air
c)
be lifted up by more dense warm air
d)
be less dense and flow over warm air
20.
Earth's rotation makes global winds curve. This is called the
a)
convection effect
b)
global effect
c)
Coriolis effect
d)
rotational effect
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