Item CL007002: Ocean currents form when warm water rises and cold water sinks.

What causes ocean currents to form?

  1. Ocean currents form when cold water rises and warm water sinks.
  2. Ocean currents form in water when warm water rises and cold water sinks.
  3. The rising and sinking of water cannot cause ocean currents to form. Ocean currents form when cold water moves along the surface of the earth toward warmer water.
  4. The rising and sinking of water cannot cause ocean currents to form. Ocean currents form only when wind pushes the water.
Distribution of Responses
Chart showing distrubtion of responses for Item CL007002
Students Responding Correctly
Group Correct Total Percent
Overall 776 2090 37%
Grades
  6–8 380 1003 38%
  9–12 394 1079 37%
Gender
  Male386101938%
  Female368101136%
Primary Language
  English659171838%
  Other8024732%

View data table