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- 1. Multiple Choice
Which of these circle graphs most correct shows the approximate proportions of fresh water and salt water on Earth?
A
B
C
D
- 2. Multiple Choice
Which of the following effects surface currents in the ocean?
Global Wind
Coriolis Effect
Deflection off continents
All the other answers
- 3. Multiple Choice
What letter represents a trench?
B
F
I
K
- 4. Multiple Choice
The density of seawater is dependent on __________.
Salinity and temperature
Temperature and currents
Salinity and wind
Temperature only
- 5. Multiple Choice
The Moon is much smaller than the Sun, but the moon has greater effect on the tides. Why is that?
Because the Moon is brighter at night.
Because the Moon is much closer to Earth.
Because the Moon is made out of rocks.
Because the Sun’s gravity is weaker.
- 6. Multiple Choice
What letter represents an abyssal plain?
A
D
G
C
- 7. Multiple Choice
What letter represents the continental shelf?
A
G
D
C
- 8. Multiple Choice
Which of the following correctly shows the chain of energy transfers that create surface currents on the ocean?
geothermal energy → wind energy → surface currents
tidal energy → wind energy → surface currents
wind energy → solar energy → surface currents
solar energy → wind energy → surface currents
- 9. Multiple Choice
Which statement best describes tides?
The circular motion of ocean’s deep sea currents.
The bending of currents due to Earth’s spin.
The continuous rise and fall of the ocean water level.
Warmer water rising and colder water sinking.
- 10. Multiple Choice
Which statement about Earth’s water is TRUE?
Plants and animals can live without water.
People can live without water.
The total amount of water on Earth stays the same.
The total amount of water on Earth constantly changes.
- 11. Multiple Choice
The diagram shows the parts of a wave.
Which of the following correctly identifies
each part?
I. crest, II. Amplitude (height), III. wavelength,
IV. trough
I. wavelength, II. crest, III. Amplitude (height),
IV. trough
I. amplitude (height), II. crest, III. wavelength,
IV. trough
I. amplitude (height), II. trough, III. wavelength,
IV. Crest
- 12. Multiple Choice
How does thermohaline circulation affect currents?
Warm winds form deep ocean currents.
Currents deflecting off continents forms deep ocean currents.
It does not affect currents.
Changes in temperature and salinity form ocean currents.
- 13. Multiple Choice
What best describes why the following statement is either true or false?
“It is not important to save water because there is so much of it on Earth.”
True, we don’t need to save water because there is enough water on Earth for us to use.
True, we don’t need to save water because people trying to save water doesn’t help anyway.
False, we should save water because it’s a nice thing to do.
False, we should save water because we can only use a small portion of it.
- 14. Multiple Choice
A student makes a model of the water cycle by using a cup, some water, and plastic wrap. After the student places the model near a sunny window, moisture forms on the inside of the plastic wrap. What part of the water cycle is being represented on the plastic wrap?
Evaporation
Condensation
Accumulation
Precipitation
- 15. Multiple Choice
At which point is PRECIPITATION taking place?
Point A
Point B
Point C
Point D
- 16. Multiple Choice
What is the name of the deepest part of the ocean floor?
Mid-Ocean Ridges
Seamounts
Continental Slope
Trenches
- 17. Multiple Choice
Which of the following is an interaction between the sun and the ocean that results in clouds forming near a beach?
Energy from the sun causes precipitation over the ocean.
Energy from the sun causes water to evaporate from the ocean.
Light from the sun reflects off the surface of the ocean.
Light from the sun decreases the amount of water vapor in the air over the ocean.
- 18. Multiple Choice
Which of the following is the largest ocean in world?
Pacific Ocean
Arctic Ocean
Indian Ocean
Atlantic Ocean
- 19. Multiple Choice
Which of these describes how the ocean floor looks similar to dry land?
They have the same seasons.
Many of the same animals live on both.
They can be warm or cold.
There are mountains, volcanoes and valleys.
- 20. Multiple Choice
At which points are the LOW tides in the figure below?
At points 1 and 2
At points 1 and 3
At points 2 and 3
At points 2 and 4
- 21. Multiple Choice
A deep ocean current forms when ocean water becomes denser and sinks. The following figure shows a deep ocean current.
Based on the illustration, which of the following statements describes the relationship between density and temperature?
Cold water is denser than warm water.
Warm water is denser than cold water.
Warm and cold water have equal densities.
The density of water is not affected by temperature.
- 22. Multiple Choice
Which type of tide is illustrated?
Spring Tide
Summer Tide
Winter Tide
Neap Tide
- 23. Multiple Choice
Why should people on Earth try to save or conserve water?
We will use it all up, and run out of water.
We shouldn’t try to save water because the little things we do every day don’t save enough water.
Less than 1% of all the water on Earth can be easily used by people.
We shouldn’t try to save water because there is plenty of water on Earth.
- 24. Multiple Choice
What occurs at a mid-ocean ridge?
New sea floor
Under water mountains
The continental Shelf
The continental slope
- 25. Multiple Choice
Which number in the image represents the Southern Ocean?
2
3
4
5
- 26. Multiple Choice
Which letter represents what a seamount will become once it rises above the ocean’s surface?
H
K
A
F
- 27. Multiple Choice
Which number in the image labels the Indian Ocean?
1
2
3
4
- 28. Multiple Choice
Where is the 1% of Earth’s liquid freshwater located?
Oceans
Rivers, aquifers, lakes and groundwater
Glaciers
None of the other answers
- 29. Multiple Choice
What is the sun’s role in the water cycle?
To provide light for the cycle
To provide energy to drive the cycle
To produce precipitation during the cycle
To cause water to condense in the cycle
- 30. Multiple Choice
Which statement best describes the Coriolis Effect?
The continuous rise and fall of the ocean water level.
The circular motion of ocean’s deep sea currents.
The bending of winds and currents due to Earth’s spin.
Warmer water rising and colder water sinking.
- 31. Multiple Choice
What causes deep ocean currents?
Gravity
Wind
Changes in density of sea water
Tsunamis
- 32. Multiple Choice
Which of these choices is the most dense?
Cold, salty water
Cold, fresh water
Warm, fresh water
Warm, salty water
- 33. Multiple Choice
What is the most common cause of ocean waves?
Graity
Wind
Changes in density
Changes in temperature
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