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Science 3rd 9 Week Final Part 1
Test Description: Complete Study Guide
Instructions: Answer all questions to get your test result.
1) Water is important because it
A
never changes its form
B
covers 1/4 of Earth's surface
C
always exists in a liquid state
D
is necessary for life
2) Which water cycle process is rain?
A
evaporation
B
transpiration
C
precipitation
D
condensation
3) Bodies of surface water are called
A
aquifers and impermeable rocks
B
lakes and ponds
C
aquifers and streams
D
ponds and impermeable rocks
4) Most of Earth's fresh water is found in
A
glaciers and icebergs
B
aquifers and springs
C
ponds and lakes
D
rivers and streams
5) An increase in temperature can cause liquid water to change to
A
water vapor
B
ice cubes
C
rain
D
sleet
6) Which of these correctly describes the water on Earth?
A
about 3% fresh water and 97% salt water
B
about 97% fresh water and 3% salt water
C
about 76% fresh water and 24% salt water
D
about 24% fresh water and 76% salt water
7) Which water cycle process forms clouds?
A
precipitation
B
condensation
C
transpiration
D
evaporation
8) In which water cycle process does liquid water becomes water vapor?
A
evaporation
B
transpiration
C
precipitation
D
condensation
9) Which of these might be used to treat wastewater from a house on a farm?
A
a septic system
B
a large sewer system
C
a desalination plant
D
a small dam
10) What is the most important use of water in your daily life?
A
washing cars
B
moving nutrients through your body
C
transporting products you use each day
D
irrigating the food crops that you eat
11) Which of these would be used to treat the wastewater in a large city?
A
a hydroelectric dam
B
a septic system
C
a desalination plant
D
a sewer system
12) What causes most pollution of fresh water?
A
point-source pollutants
B
broken septic systems
C
nonpoint-source pollutants
D
wastewater from factories
13) What is a drought?
A
a long period of higher than normal temperature
B
a long period of lower than normal temperature
C
a long period of higher than normal rainfall
D
a long period of lower than normal rainfal
14) How do countries limit the pollution of water?
A
by building dams
B
by desalinating seawater
C
by making laws and treaties
D
by banning irrigation
15) Which of these is a good way to conserve water at home?
A
Install a modern septic tank system.
B
Water the lawn during the hottest part of the day.
C
Drink less water than your body needs.
D
Take short showers rather than full baths.
16) The amount of matter in a given volume of ocean water is the water's
A
salt content
B
oxygen content
C
pressure
D
density
17) Wind blowing across the ocean causes
A
deep currents to form
B
thermocline currents to form
C
surface currents to form
D
nutrient currents to form
18) What happens when an ocean wave breaks on the shore?
A
It loses energy.
B
It gains energy.
C
It becomes denser.
D
It becomes more salty.
19) Which of the following is a result of a longshore current?
A
waves rising and falling with the tides
B
waves hitting the shore head-on
C
waves traveling perpendicular to the shore
D
waves striking the shore at an angle
20) Which of these has the greatest effect on Earth's tides?
A
density
B
currents
C
gravity
D
climate
*select an answer for all questions
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