GizmosAnswerKeySign in
Earth & Space ScienceGrade 6-9

Ocean Currents Answer Key

Discover what drives surface and deep ocean currents and how they affect climate.

Looking for Ocean Currents answers? This complete answer key provides verified solutions for all student exploration activities and assessment questions in the ExploreLearning Ocean Currents Gizmo.

100% Free • Step-by-step explanations • Perfect for homework help • Covers all activities • Updated for 2026

Jump to Answers ↓

Surface Currents

Q1.What drives surface ocean currents?

Answer

Wind patterns. The trade winds and westerlies push water in predictable circular patterns called gyres.

Q2.How do ocean currents affect climate?

Answer

Warm currents (like the Gulf Stream) carry heat to cooler regions, making nearby land warmer. Cold currents cool coastal areas.

Q3.What's the Coriolis effect?

Answer

Earth's rotation deflects moving air and water to the right in the Northern Hemisphere and left in the Southern Hemisphere.

Deep Ocean Circulation

Q4.What drives deep ocean currents?

Q5.Why is cold salty water denser?

🤖

Ask AI about this Gizmo

Get instant explanations for any question

💬

Ask anything about Ocean Currents

e.g. "Why does photosynthesis need light?"