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