Question

what is the name of the ocean currents that are caused by a difference in temperature?
hot water
surface currents
hurricanes
convection currents

Explanation:

To determine the correct answer, we analyze each option:

• "hot water" refers to water with high temperature, not a type of ocean current caused by temperature differences.
• "surface currents" are mainly driven by wind, not temperature differences.
• "hurricanes" are large storm systems, not ocean currents caused by temperature differences.
• "convection currents" in the ocean occur due to differences in water temperature (and salinity, related to density), where warmer, less dense water rises and cooler, denser water sinks, creating a current.

Answer:

D. convection currents (assuming the options are labeled A - D as A. hot water, B. surface currents, C. hurricanes, D. convection currents)