SOMEONE PLEASE HELP ME THIS IS URGENT 1. What are 3 factors that affect surface currents?
1 point
a. Coriolis Effect, density, global winds
b. continental deflections, Coriolis Effect, global winds
c. Global winds, continental deflections, salinity
d. continental deflections, density, salinity
2. How are surface currents and deep currents different? *
1 point
a. Surface currents are controlled by differences in temperature and deep current are controlled by Global Winds.
b. Surface currents are controlled by differences in salinity and deep currents are controlled by differences in temperature.
c. Surface currents are controlled by Global winds and deep currents are controlled by the Coriolis Effect.
d. Surfaces currents are controlled by Global winds and deep currents are controlled by differences in density.
3. What is the primary cause of surface currents? *
1 point
a. the moon
b. increase in density
c. global winds
d. decrease in density
4. Which currents carry cold water towards the equator? *
1 point
a. deep currents
b. global currents
c. surface currents
d. all currents
5. What causes currents to move in curved paths instead of straight lines? *
1 point
a. the rotation of the Earth, know as the coriolis effect
b. change in the density of water
c. the revolution of the Earth around the sun
d. continental deflection
6. How does the California current affect the climate along the west coast of the United States? *
1 point
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a. it carries cold water and cools off the west coast
b. it carries warm water and warms up the west coast
c. it doesn’t affect the climate
d. it carries warm and cold water alternating temperature
7. What does a surface current do when it deflects? *
1 point
a. gains speed
b. moves toward cold water
c. meets another ocean current
d. changes direction
8. Which is the best explanation for why the density of water would increase? *
1 point
a. the water joins the gulf stream
b. the water gets warmer
c. the temperature of the water decreases
d. the salinity of the water decreases
9. How does the Gulf Stream affect the climate along the east coast of the United States? *
1 point
a. it carries cold water and cools off the east coast
b. it carries warm water and warms up the east coast
c. it doesn’t affect the climate
d. it carries warm and cold water alternating temperature
10. Cold deep ocean water contains many nutrients which are brought up to the surface through what process? *
1 point
a. tidal changes
b. wave motion
c. the Coriolis Effect
d. upwelling
11. What changes occur as waves approaches the shore? *
1 point
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a. It slows down due to the friction of the ocean floor and decreases in height.
b. It slows down due to the speed of the wind and decreases in height.
c. It slows down due to the friction of the ocean floor and increases in height.
d. It slows down due to the speed of the wind and there is no change in height.
12. What two things determine the size of a wave? *
1 point
a. currents and winds
b. wind strength and length of time
c. water temperature and density
d. wind strength and coriolis effect
13. How do most waves form? *
1 point
A. Most waves form due to different densities of the water
B. Gravity from the moon creates waves
C. Most waves form when wind blows across the water
D. Ocean currents form waves
14. Many people believe that ocean waves move water. However, ocean waves really transfer . *
1 point
A. Wind
B. Energy
C. Sand
D. Pressure