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Water/Watershed

Total questions: 23

Worksheet time: 13mins

Name
Class
Date
1.
Pollution that comes from everywhere and enters the water supply through runoff is...
a)
point source pollution
b)
nonpoint pollution
c)
chemical pollution
d)
exterior pollution
2.
All the land that drains into a common body of water is called a .....
a)
basin 
b)
wetland
c)
watershed
d)
water valley
3.
A body of water where fresh and salt water meet is called ....
a)
channel 
b)
estimate 
c)
inlet
d)
estuary
4.
Which is NOT one of the 3 main watersheds in Virginia?
a)
Chesapeake Bay
b)
Mississippi River/Gulf of Mexico
c)
Harper's Ferry
d)
North Carolina Sounds
5.
The nonliving factors in an ecosystem such as soil, sunlight, water and rocks are considered ..
a)
Abiotic
b)
Biotic
c)
Community
d)
Population
6.
The living factors in an ecosystem such as people, plants, and animals are considered ...
a)
Abiotic
b)
Biotic
c)
Community
d)
Population
7.
What do we call the smaller streams that feed into rivers?
a)
baby rivers
b)
marshlands
c)
wetlands
d)
tributaries
8.
What is the largest estuary in North America?
a)
Gulf of Mexico
b)
St. Lawrence Seaway
c)
Chesapeake Bay
d)
Ida Lee
9.

Which of these is NOT a kind of wetland?

a)

Swamp

b)

Bog

c)

Bay

d)

Marsh

10.

What do you call an area of higher ground that separates watersheds?

a)

River

b)

Tributary

c)

Divide

d)

Flood Plain

11.

Most water pollution is the result of ___________________.

a)

Natural processes

b)

Human activities

c)

Animal waste

d)

Acid rain

12.

The health of an ecosystem is directly related to the ________________.

a)

Air quality

b)

Water quality

c)

Amount of animals in the area

d)

Amount of food in the area

13.

Water that flows along Earth's surface to eventually return to the ocean is called ___.

a)

Runoff

b)

Storm drain

c)

Surface water

d)

Tributary

14.
A water molecule looks like _____.
a)
smiley face
b)
mickey mouse
c)
a long chain of atoms
d)
grumpy cat
15.
What is water?
a)
An atom
b)
A molecule composed of 2 parts Oxygen and one part Hydrogen
c)
A molecular compound composed of 2 parts Hydrogen and one part Oxygen
d)
A pure substance composed of 2 parts Hydrogen and one part Oxygen
16.
What is the chemical formula for water?
a)
H20
b)
h2o
c)
H2O2
d)
H2O
17.

Why does water ice have a lower density than liquid water?

a)

Because it floats

b)

Because it is a crystal

c)

Because the molecules expand in volume as water freezes into a crystal

d)

Because ice is colder than water

18.
What is adhesion?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
19.
What is cohesion?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
20.
What is surface tension?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
21.
What two elements make up water?
a)
Helium and oxygen
b)
Hydrogen and oxygen
c)
helium and carbon
d)
oxygen and carbon
22.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
23.
Water molecules require a lot of energy to separate one from the others.  This gives water a high
a)
density
b)
polarity
c)
solvency
d)
specific heat

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