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Weather

Total questions: 55

Worksheet time: 52mins

Name
Class
Date
1.
_____________ air is more dense and tends to sink
a)
cold
b)
warm
c)
moist
d)
dry
2.
Humidity is the...
a)
Amount of Water Vapor in the Air
b)
Amount of Wind in the Air
c)
Amount of Precipitation in the Air
d)
Amount of Pressure in the Air
3.
What does the air consist of?
a)
molecules
b)
helium
c)
density
d)
weather
4.
The amount of mass in a unit volume of a substance
a)
mass
b)
pressure
c)
volume
d)
density
5.
More molecules close together, means density is:
a)
high
b)
low
6.
Fewer molecules further apart, means density is:
a)
high
b)
low
7.

Which box has a lower density?

a)

Box A

b)

Box B

c)

cannot be determined

d)

they are the same

8.

In general what is the most dense form of matter?

a)

solid

b)

liquid

c)

gas

d)

plasmas

9.

Hot air is ________dense than the air around it; that is how the balloon can rise.

a)

more

b)

less

10.

Why does a hot air balloon come back down to the ground?

a)

The air around it pushed it down.

b)

The air inside cooled and became more dense forcing the balloon to descend.

c)

The air inside the balloon heated up and the air was too hot to rise.

d)

The balloon may have had a hole in it.

11.

Density is...

a)

the amount of mass in an object

b)

the amount of space an object takes up

c)

the amount of mass in a given volume or space

d)

the weight of an object

12.
Any form of water that falls to Earth's surface from the clouds is called what?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Sublimation
13.

The amount of water vapor in the air is known as ___.

a)

dew point

b)

humidty

c)

relative humidity

d)

rain

14.
The sun heats up surface water, causing evaporation.  The water vapor then rises into the air creating....
a)
rain
b)
ice
c)
fog
d)
humidity
15.
How does air temperature affect humidity?
a)
warmer air = lower humidity
colder air = higher humidty
b)
temperature does not affect humidity
c)
colder air = lower humidity
warmer air = higher humidity
d)
warm air and cold air = high humidity
16.
The amount of water vapor in the atmosphere compared to how much it could hold.
a)
Saturation
b)
Vaporicity
c)
Absolute Humidity
d)
Relative Humidity
17.
Water exists in the air as a ___________?
a)
Solid 
b)
 Liquid 
c)
 Gas 
d)
Rain Drops
18.
The gaseous form of water is ______________. 
a)
 Gas
b)
Water Vapor
c)
Air 
d)
Rain Drops
19.

Which of the following types of clouds produces hailstorms?

a)

cumulus

b)

stratus

c)

cirrus

d)

cumulonimbus

20.
Thermal energy transfer by conduction is accomplished when heat moves from a warmer object to a cooler one by -
a)
moving across a solid barrier.
b)
being carried in a fluid, like air or water.
c)
coming in direct physical contact with it.
d)
traveling through empty space.
21.
What is the most abundant gas found in the atmosphere?
a)
Carbon Dioxide
b)
Nitrogen
c)
Oxygen
d)
Water Vapor
22.
What measures temperature?
a)
barometer
b)
anemometer
c)
thermometer
d)
psychrometer
23.
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
24.
What is the process of evaporation?
a)
1.The particles move so quickly and escapes into the atomsphere as water vapor
b)
2.When a liquid becomes a gas through heat
c)
3.The process of air cooling water
d)
4.1&2
25.
When water is heated in the ocean by the sun and turns into water vapor
a)
condensation
b)
evaporation
c)
transpiration
d)
runoff
26.
The sun's energy 
a)
changes daily
b)
heats the ocean before evaporation
c)
directly causes evaportation
27.
More evaporation occurs 
a)
at night 
b)
during the day 
28.
A device that is used to measure atmospheric pressure is a ___________.
a)
barometer
b)
thermometer
c)
kilometer
d)
micrometer
29.

How does air move?

a)

Warm air rises and cool air sinks

b)

Warm air sinks and cool air rises

30.
Clouds are made up of tiny drops of ______ or ice. The moisture in the cloud affects the weather.
a)
dust
b)
water
c)
cloud particles
d)
precipitation
31.

Why does warm air rise above cold air?

a)

Warm air is less dense

b)

Warm air is more dense

c)

Cold air is stronger than warm air

32.
What heats the Earth's surface?
a)
the moon
b)
the sun
c)
the ocean
d)
the sky
33.
Before condensation can occur, the air must  be ____________________________.
a)
Humid
b)
Cold
c)
Hot
d)
Saturated
34.
What must occur before clouds can form?
a)
Water vapor must get warmer.
b)
Water vapor must lose heat energy.
c)
Precipitation must begin to fall and run off.
d)
Transpiration must add water vapor to the atmosphere.
35.
Which most accurately explains the way clouds form?
a)
Warm water vapor hits warm air, changing the gas into a liquid, and forming a cloud.
b)
Warm water vapor hits cold air, changing the gas into a liquid, and forming a cloud.
c)
Warm water vapor hits warm air, changing the gas into a solid, and forming a cloud.
d)
Warm water vapor hits cold air, changing the gas into a solid, and forming a cloud.
36.
Which will most likely form during the condensation process?
a)
rain
b)
hail
c)
clouds
d)
runoff
37.
Which part of the water cycle is occurring when warm, moist air cools and begins forming clouds?
a)
condensation
b)
evaporation
c)
transpiration
d)
precipitation
38.
This forms when water vapor changes from gas directly to ice crystals on a surface when the temperature at which condensing would take place are at the freezing point or below.
a)
dew
b)
rain
c)
snow
d)
frost
39.
Which kind of weather change will occur with an increase in air pressure?
a)
cooler and dryer
b)
colder and rainier
c)
hotter and stormier
d)
warmer and moister
40.
Pressure is the effect of
a)
the weight of all the air above pressing down
b)
water vapor in the atmosphere
c)
greenhouse gases
d)
solar radiation
41.
Heat transfer between two substances that are in contact with each other is called
a)
conduction
b)
convention
c)
convection
d)
radiation
42.
Convection takes place because
a)
warm air is more dense than humid air
b)
warm and cold air have the same density
c)
cold air is less dense than warm air
d)
cold air is more dense than warm air
43.
Winds are caused by differences in
a)
precipitation
b)
humidity
c)
air pressure
d)
turbulence
44.
At the seashore late in the afternoon on a hot, sunny day, a person often feels a strong breeze coming in from the ocean.  Which of the following is the reason for the breeze?
a)
pounding waves generate air currents
b)
warm air over the ocean rushes in to replace the cool air that rises over land
c)
there are no clouds to block wind coming in
d)
heavy cool air over the ocean rushes in to replace warm air that rises over the land
45.
What causes winds?
a)
differences in precipitation
b)
differences in humidity
c)
differences in air pressure
46.

_____________ is air that flows from areas of high pressure to areas of low pressure.

a)

Convection Cells

b)

Wind

c)

Atmospheric Pressure

47.
_______ pressure systems are characterized by rising air.
a)
High
b)
Low
48.
Air moves toward the center of a _________ pressure system.
a)
High
b)
Low
49.
Air moves away from the center of a _________ pressure system.
a)
High
b)
Low
50.

As the temperature rises, air pressure...

a)

increases

b)

decreases

51.

Heat from the Sun reaches Earth through which type of heat transfer?

a)

Conduction

b)

Radiation

c)

Convection

d)

All of the above

52.

Convection currents occur:

a)

Only in liquids

b)

When a dense substance is warmer than a less dense substance

c)

In both liquids and gases

d)

Weakly in solids

53.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
54.
Which box has a higher density?  
a)
Box A
b)
Box B
c)
cannot be determined
d)
they are the same
55.

As an object is heated its density

a)

increases

b)

decreases

c)

remains the same