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WorksheetsHydrology
Total questions: 32
Worksheet time: 16mins
Name
Class
Date
1.
The approximate percentage of freshwater from all of Earth's water
a)
97
b)
75
c)
3
d)
less than 1
2.
The total amount of water on Earth does not change
a)
True
b)
Fals
3.
Most of the fresh water on Earth is
a)
Water Vapor
b)
In lakes and rivers
c)
Frozen
d)
Underground
4.
What percentage of all the water on Earth is salt water
a)
97
b)
75
c)
3
d)
less than 1
5.
What is the energy source for the water cycle?
a)
Geothermal
b)
Nuclear
c)
Solar
d)
Wind
6.
When plants release water into the air it is called
a)
Evaporation
b)
Transpiration
c)
Condensation
d)
Precipitation
7.
Rain, sleet , hail, and snow are all types of
a)
Evaporation
b)
Transpiration
c)
Condensation
d)
Precipitation
8.
What is happening when water leaves your body and returns to the air as water vapor
a)
Evaporation
b)
Transpiration
c)
Condensation
d)
Precipitation
9.
When a water molecule turns from a liquid to a gas it ____________ energy
a)
Gains
b)
Loses
10.
How do clouds form?
a)
Evaporation
b)
Transpiration
c)
Condensation
d)
Precipitation
11.
Pollution that can be identified from a specific location is called
a)
Point Source
b)
Non-point Source
12.
Runoff from a road is an example of
a)
Point Source Pollution
b)
Non-point Source Pollution
13.
Saving water is called
a)
Salvation
b)
Conservation
c)
Utilization
d)
Immunization
14.
The most abundant salt in seawater
a)
Potassium Chloride
b)
Manganese Chloride
c)
Sodium Chloride
15.
What is the average salinity of saltwater?
a)
25 %
b)
30 %
c)
35 %
d)
40 %
16.
The measure of the amount of salt in water
a)
Salinity
b)
Alkalinity
c)
Acidity
d)
Affinity
17.
The gently sloping section from the shoreline
a)
Continental divide
b)
Continental Shelf
c)
Continental Slope
d)
Continental Margin
18.
The steep incline of the continental margin
a)
Continental Divide
b)
Continental Shelf
c)
Continental Slope
d)
Continental Divide
19.
The large flat, almost level area of the ocean floor
a)
Guyot
b)
Ocean Floor
c)
Abyssal Plain
d)
Seamount
20.
Mountain Chains on the ocean floor
a)
Ocean Trench
b)
Seamount
c)
Mid-ocean Ridge
d)
Guyot
21.
Individual mountains of volcanic material on the ocean floor
a)
Volcanic Island
b)
Guyot
c)
Mid-ocean Ridge
d)
Seamount
22.
Huge cracks in the ocean floor
a)
Mid-ocean Ridge
b)
Ocean Trench
c)
Guyot
d)
Seamount
23.
The cause of waves at the surface of the ocean
a)
Boats
b)
Wind
c)
Marine life
d)
Geothermal energy
24.
The cause of tides
a)
Waves
b)
Currents
c)
Interaction of the Sun, Moon, and Earth
d)
Inertia
25.
Description of deep currents in the ocean
a)
Warm, Slow, and More Dense
b)
Warm, Fast, and Less Dense
c)
Cold, Slow and More Dense
d)
Cold, Fast, and Less Dense
26.
Cause of deep ocean currents
a)
Differences in Density
b)
Heat from the Sun
c)
Volcanic Activity
d)
Gravity
27.
Cause of surface currents
a)
Sun
b)
Wind
c)
Geothermal Activity
d)
Voklcanic Activity
28.
Timing of high tides
a)
Once a day
b)
Twice a day
c)
Three times a day
d)
Four time a day
29.
When do spring tides happen
a)
New Moon
b)
Full Moon
c)
New and Full Moon
d)
1st and 3rd Quarters
30.
When do neap tides happen
a)
New and Full Moons
b)
1st and 3rd Quarters
31.
A large stream of water moving through an ocean
a)
Wave
b)
Tide
c)
Current
d)
Wake
32.
The major warm surface current on the Eastern United States
a)
Gulf Stream
b)
Atlantic Drift
c)
Atlantic Ocean
d)
Caribbean Sea
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