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Ocean & Aquifers

Total questions: 28

Worksheet time: 16mins

Name
Class
Date
1.

Where does most of the heat in the ocean water come from?

a)

marine organisms

b)

collisions between dissolved solids

c)

solar energy

d)

tides

2.
a layer in a body of water in which water temperature drops with increased depth faster than it does in other areas
a)
thermocline
b)
incline
c)
saline
d)
decline
3.
a measure of the amount of dissolved solids in a given amount of liquid
a)
DDT
b)
plankton
c)
salinity
d)
icee
4.

Which three factors are most important in determining the composition of ocean water?

a)

temperature, salinity, and density

b)

volume, mass, and density

c)

mass, salinity, and density

d)

volume, temperature, and density

5.

What is the best description of the salinity of ocean water?

a)

number of grams of salt in one kilogram of water

b)

number of grams of dissolved chlorine in one kilogram of water

c)

number of grams of mineral salt in one liter of water

d)

number of milligrams of dissolved sodium chloride in one liter of water

6.

water cycle

a)

amount of salt dissolved in water

b)

a long, narrow valley, that forms as tectonic plates seperate

c)

water circulating between earth's oceans, atmosphere, and land

7.

The deeper you go in the ocean, the water gets ________

a)

colder

b)

warmer

8.

The deeper you go in the ocean, the water gets ________

a)

less salty

b)

saltier

9.

What makes the surface of the ocean a different temperature from the rest?

a)

global warming

b)

the sun

c)

human activities

d)

glaciers melting

10.
Which represents the distribution of water on Earth?
a)
3% freshwater, 97% salt water
b)
97% freshwater, 3% salt water
c)
71% freshwater, 29% salt water
d)
29% freshwater, 71% salt water
11.
The ocean makes up about ________ % of the Earth's surface. 
a)
100%
b)
53%
c)
70 %
d)
90%
12.
As we go deeper into the ocean, salinity ___________. 
a)
Doubles
b)
Decreases 
c)
Increases
d)
Remains the same 
13.

In this model, what is the order of layers from most dense to least dense?

a)

Blue, green, yellow, red

b)

Blue, yellow, green, red

c)

Green, Blue, yellow, red

d)

Red, yellow, green, blue

14.
What is the water that fills the cracks and spaces in underground soil and rock layers called?
a)
Groundwater
b)
Water Table
c)
Precipitation
d)
Snow
15.
An underground layer of rock or sediment that holds water?
a)
Reservoir
b)
Aquifer
c)
Groundwater
d)
Watershed
16.
The land area that supplies water to a river system is called a
a)
water table
b)
trailer
c)
house
d)
watershed
17.
Because they have large connected pores, materials such as sand and gravel allow water to pass through.  This is known as 
a)
Permeable
b)
Impermeable
18.
Water from precipitation soaks down through permeable rock and soil layers.  These layers contain air as well as water, so they are not saturated, or filled, with water.  This top layer is thus called the 
a)
unsaturated zone
b)
saturated zone
19.
At some depth, the water reaches a level where the pores in the ground are saturated with water, called the 
a)
saturated zone
b)
unsaturated zone
20.
What is the name of the area of groundwater where it is saturated?
a)
Zone of Saturation
b)
Zone of Aeration
c)
Water Table
21.
Able to allow water to pass through
a)
Permeability
b)
Runoff
c)
Pores
d)
Permeable
22.
Open spaces between soil particles that allow water to pass through
a)
Aquifer
b)
Well
c)
Pores
d)
Spores
23.
Suppose there is a drought in this area. The level of the river drops because of it.
What else could happen here?
a)
The river will immediately rise again.
b)
The water table will rise. 
c)
The water table will fall. 
d)
A new aquifer will form.
24.

Where does the energy that powers the water cycle come from?

a)

plants

b)

animals

c)

electrical outlets

d)

the sun

25.

What is the correct term for moisture that falls to the ground from clouds?

a)

Condensation

b)

evaporation

c)

hibernation

d)

precipiation

26.

What is evaporation?

a)

Water freezes

b)

Water gets warm and changes from liquid water to water

c)

Plants take in water from soil

d)

Water vapor meets cold air and changes back into a liquid

27.

What is the correct term for rising water vapor meeting colder air and turning back into water droplets?

a)

dehyderation

b)

condensation

c)

precipitation

d)

evaporation

28.

A rock formed from fragments of other rocks is a(n)

a)

Metamorphic Rock

b)

Extrusive Rock

c)

Sedimentary Rock

d)

Igneous Rock