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- 1. Multiple Choice
______ causes surface currents.
The Coriolis Effect
gravity
density differences
wind
- 2. Multiple Choice
______ causes deep ocean currents
The Coriolis Effect
gravity
wind
density differences
- 3. Multiple Choice
Decreasing ocean temperature causes the density of the water to ______.
decrease
increase
stay the same
fluctuate
- 4. Multiple Choice
The __________ is a surface current that flows along the eastern US and brings warm water to Europe.
California Current
Gulf Current
North American Gyre
Arctic Current
- 5. Multiple Choice
Where is ocean water the densest.
The surface
The middle
The bottom
- 6. Multiple Choice
Warm ocean currents generally come from
The North Pole
The South Pole
The Equator
Both A and B
- 7. Multiple Choice
Constantly moving system of deep-ocean circulation driven by temperature and salinity. It moves water around the globe.
California Current
Global Conveyor Belt
Surface Currents
Gulf Stream
- 8. Multiple Choice
What heats the Earth's oceans?
People
Boats
a heater
sun
- 9. Multiple Choice
Why does heat rise in a convection current?
less dense
more dense
more humid
less humid
- 10. Multiple Choice
Analyze the image. What could explain why certain parts of the ocean have warmer temperatures?
the uneven heating of the Earth's surface
the rising of cold air and the sinking of warm air
hurricanes
- 11. Multiple Choice
Analyze the image. The red arrows represent warm water rising and the blue arrows represent cold water sinking. What type of heat transfer is responsible for this movement?
conduction
convection
radiation
- 12. Multiple Choice
The amount of matter in a given volume
climate
convection
salinity
density
temperature
- 13. Multiple Choice
Cold water
sinks.
rises.
mixes together with surrounding warm water.
remains still.
- 14. Multiple Choice
Warm water
sinks.
rises.
mixes together with surrounding cold water.
remains still.
- 15. Multiple Choice
Differences in water temperature in the ocean create movement because–
as water heats up, the atoms of water more faster.
warm water is pulled more by gravity than cold water.
warm and cold water mix and reach the same temperature.
bodies of water at different temperatures have different densities.
- 16. Multiple Choice
The salt content of a substance
Climate
Convection
Salinity
Density
- 17. Multiple Choice
The circulation of hot and cold matter
Convection
Salinity
Density
Temperature
- 18. Multiple Choice
The average kinetic energy of the particles in a material
Convection
Salinity
Density
Temperature
- 19. Multiple Choice
If the Earth did not rotate on its axis, there would be no
Greenhouse effect
Coriolis effect
Global warming
Convection
- 20. Multiple Choice
The Coriolis Effect is caused by
Earth rotating around the sun
Earth rotating on its axis
The tides
Gravity
- 21. Multiple Choice
Due to the Coriolis Effect, water in the northern hemisphere moves
clockwise
counter clockwise
both
neither
- 22. Multiple Choice
Due to the Coriolis Effect, water in the southern hemisphere moves
clockwise
counter-clockwise
both
neither
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