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Cornerstone Academy Physical Science: Module 5

Total questions: 46

Worksheet time: 23mins

Name
Class
Date
1.
The majority of water on the earth is ___.
a)
saltwater
b)
freshwater
c)
groundwater
2.
Which of the following is not one of the origins of most of the earth's freshwater?
a)
glaciers
b)
icebergs
c)
rivers
3.
The largest source of liquid freshwater on the earth is ____.
a)
groundwater
b)
rain water
c)
ocean water
4.
What is the evaporation of water through plants called?
a)
evaporation
b)
transpiration
c)
precipitation
5.
___ takes water out of bodies of water on the earth.
a)
evaporation
b)
transpiration
c)
precipitation
6.
The process by which a gas turns into a liquid is ____.
a)
transpiration
b)
evaporation
c)
condensation
7.
___ is water falling from the atmosphere as rain, snow, sleet, or hail.
a)
Transpiration
b)
Evaporation
c)
Precipitation
8.
Which of the following is NOT one of the steps in the hydrologic cycle?
a)
evaporation
b)
condensation
c)
distillation
9.
What happens when evaporation and condensation are used to separate out the individual components of a mixture?
a)
distillation
b)
condensation
c)
precipitation
10.
What is the measure of the mass of dissolved salt in a given mass of water?
a)
saline
b)
salinity
c)
sodium chloride
11.
Which of the following is the primary reason for the concentration of salt in the ocean?
a)
condensation
b)
evaporation
c)
precipitation
12.
Why is salt used on icy roads?
a)
It gives a bumpy surface to slow us down.
b)
Saltwater freezes at a lower temperature than freshwater.
c)
Salt does not cause potholes in the roads.
13.
What is the name for the old, packed snow at upper elevations?
a)
brine
b)
firn
c)
shrine
14.
Huge, floating sheets of ice are called ___.
a)
glaciers
b)
icebergs
c)
ice shelves
15.
___ are masses of packed ice and snow so heavy that they begin to slide and move across land.
a)
Icebergs
b)
Glaciers
c)
Ice shelves
16.
The process through which an iceberg is formed is called ___.
a)
whelping
b)
cascading
c)
calving
17.
What percentage of an iceberg is below water?
a)
70
b)
80
c)
90
18.
From where does most of the earth's freshwater come?
a)
glaciers and icebergs
b)
river and lakes
c)
groundwater and rivers
19.
What is the second largest source of freshwater on the earth?
a)
lakes
b)
river flow
c)
ground flow
20.
What is the line that exists between the saturated and the unsaturated soil?
a)
the water line
b)
the flow line
c)
the water table
21.
What is the name for the process which occurs when soil moisture flows downward through the soil, toward the water table?
a)
saturation
b)
percolation
c)
transpiration
22.
What is the distance that most groundwater flows?
a)
fifty feet per hour
b)
fifty feet per day
c)
fifty yards month
23.
What is the saltiest body of water on the earth?
a)
The Great Salt Lake
b)
The Dead Sea
c)
The Mediterranean Sea
24.

Which of the following is NOT true of the Dead Sea?

a)

It provides a natural border between the countries of Israel and Jordan.

b)

It is one at a very high elevation.

c)

It does not flow into another body of water.

25.
As water expands, it gets ___.
a)
cooler
b)
warmer
c)
denser
26.
Which of the following is NOT a source of cloud condensation nuclei?
a)
rain
b)
fire
c)
dust
27.
What do we call a cloud that has formed on the ground when humidity is very high and ground temperature cools quickly?
a)
smog
b)
cloud
c)
fog
28.
What is the name for waste, such as pesticides, and other chemicals, that end up in our groundwater supply?
a)
water pollution
b)
photochemical smog
c)
ground fog
29.
Which of the following is NOT a reason that groundwater pollution is dangerous?
a)
It is hard to control because there are few laws and testing is difficult.
b)
About 50% of the earth's population gets drinking water from groundwater.
c)
It is worse than air pollution.
30.
Which of the following is NOT a cause of water pollution?
a)
human waste
b)
water returned to a lake or river after cooling hot industrial machinery
c)
calving from glaciers
31.
Because of the water on the earth, it is called the _________.
a)
blue planet
b)
watery planet
c)
oceanic planet
32.
The earth is about ___% water.
a)
50
b)
71
c)
82
33.
The sum of all water on a planet is called the ___.
a)
hydrozone
b)
hydrologic cycle
c)
hydrosphere
34.
Only on the earth is water found mostly in its ___ state.
a)
liquid
b)
solid
c)
gaseous
35.
What is the salinity of ocean water?
a)
35 grams per kilogram
b)
35 grams per decagram
c)
35 grams per hectogram
36.
What is the name for the cooling of a gas that happens when the gas expands with no way of getting more energy?
a)
condensation cooling
b)
photochemical cooling
c)
adiabatic cooling
37.
What are small, airborne particles upon which water vapor condenses to form clouds?
a)
cloud condensation nuclei
b)
cloud particle nuceli
c)
cloud cooling nuclei
38.
What is the brownish haze from large amounts of industrial and automobile pollution?
a)
fog
b)
condensation
c)
photochemical smog
39.

If you are given a sample of water from somewhere in the earth's hydrosphere, it is most likely _____.

a)

distilled water

b)

saltwater

c)

freshwater

40.

Which of the following is NOT a component of the hydrologic cycle?

a)

transpiration

b)

elevation

c)

condensation

d)

evaporation

41.

Which of the following components of the hydrologic cycle are NOT necessary for water from a plant to end up in a cloud?

a)

evaporation

b)

transpiration

c)

condensation

d)

precipitation

42.

What is the earth's largest liquid source of freshwater?

a)

rivers

b)

lakes

c)

groundwater

43.

In refrigeration, compacted gases are heated on the ___ of the cooling unit.

a)

inside

b)

outside

c)

middle

44.

adiabatic cooling

a)

cooling which occurs when a gas expands with no way of getting more energy

b)

cooling which occurs when a gas contracts with no way of getting more energy

c)

cooling which occurs when a gas neither expands nor contracts

45.

Which of the following is NOT considered a cloud condensation nucleus (singular of nuclei)?

a)

volcanoes

b)

earthquakes

c)

fires

46.

the average amount of time a given particle will stay in a given system

a)

residence time

b)

flow time

c)

percolation rate

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