BARU
Ukuran huruf
S
M
L
XL
Lembar kerjaHigh and Low Pressure
Total soal: 34
Worksheet time: 27mins
Nama
Kelas
Tanggal
1.
stormy weather
a)
High Pressure System
b)
Low Pressure System
2.
fair weather
a)
High Pressure
b)
Low Pressure
3.
clear skies
a)
High Pressure
b)
Low Pressure
4.
cloudy skies
a)
High Pressure System
b)
Low Pressure System
5.
thunder, lightning, and heavy rain
a)
High Pressure System
b)
Low Pressure System
6.
light rainfall
a)
High Pressure System
b)
Low Pressure System
7.
sunny skies
a)
High Pressure System
b)
Low Pressure System
8.
___________is the result of the weight of a column of air pushing on an area.
a)
air pressure
b)
density
c)
volume
d)
none of the above
9.
In what direction(s) does air exert pressure?
a)
everywhere
b)
no where
c)
there is no pressure
d)
downward
10.
A _____________ is the scientific instrument used to measure air pressure.
a)
barometer
b)
thermometer
c)
mercury
d)
watch
11.
As you climb up a mountain what happens to the air pressure?
a)
decreases
b)
increases
c)
stays the same
12.
What happens to the amount of oxygen molecules as altitude increases?
a)
fewer molecules
b)
more molecules
c)
same amount of molecules
d)
nothing happens to the molecules
13.
Heat transfer between two substances that are in contact with each other is called
a)
conduction
b)
convention
c)
convection
d)
radiation
14.
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
15.
What causes winds?
a)
differences in precipitation
b)
differences in humidity
c)
differences in air pressure
16.
78% of earth's atmosphere is composed of ______________.
a)
methane
b)
oxygen
c)
argon
d)
nitrogen
17.
Air pressure is greatest when near Earth's surface because?
a)
The air molecules are farther apart.
b)
The air molecules are closer together.
c)
Air molecules collide.
d)
Air molecules are tightly packed.
18.
Does this picture show high or low density?
a)
High density
b)
Low density
19.
Does this picture show high or low density?
a)
High density
b)
Low density
20.
Which is MORE dense?
a)
Sponge
b)
Brick
21.
Does high air pressure systems SINK or RISE in the atmosphere?
a)
Sink
b)
Rise
22.
Do LOW air pressure systems SINK or RISE in the atmosphere?
a)
Sink
b)
Rise
23.
What does a barometer measure?
a)
Temperature
b)
Density
c)
Pressure
24.
What is number 1?
a)
warm front
b)
cold front
c)
occluded front
d)
stationary front
25.
What is number 2?
a)
warm front
b)
cold front
c)
stationary front
d)
occluded front
26.
What are air masses?
a)
Large pockets of air that may cover ten thousand or more square miles
b)
temperature
c)
wind
d)
water
27.
What does this symbol on a weather map indicate?
a)
High pressure system
b)
Low pressure system
c)
Cold front
d)
Warm front
28.
What does this symbol on a weather map indicate?
a)
High pressure system
b)
Low pressure system
c)
Cold Front
d)
Warm Front
29.
What kind of pressure predicts good weather?
a)
high
b)
low
c)
cold
d)
stationary
30.
Which front does this image represent ?
a)
Cold front
b)
Stationary front
c)
Occluded Front
d)
Warm front
31.
Which front does this image represent ?
a)
Cold front
b)
Stationary front
c)
Occluded Front
d)
Warm front
32.
In _________ pressure systems, air sinks:
a)
high
b)
low
c)
medium
d)
none
33.
In _______ pressure systems, air rises
a)
high
b)
low
c)
medium
d)
none
34.
these are also called typhoons and cyclones
a)
Tornado
b)
Hurricane
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