Global Ocean Currents Quiz

Which direction do major surface currents move in the Northern Hemisphere?

• Counterclockwise

• Clockwise

• North to South

• East to West

What drives global ocean currents?

• Only wind patterns

• Only Earth's rotation

• Wind patterns, Coriolis effect, and Earth's rotation

• Only Coriolis effect

What happens to warmer water in the ocean?

• It sinks

• It rises

• It stays at the poles

• It moves to the equator

Which of the following is influenced by global ocean currents?

• Earth's magnetic field

• Marine ecosystems

• Tectonic plate movements

• Volcanic activity

What drives the continuous cycle of ocean currents?

• Differences in temperature and salinity

• Wind patterns

• Earth's rotation

• Tidal forces

Which of the following is influenced by ocean currents?

• Weather patterns such as rainfall and storms

• The formation of mountains

• The Earth's magnetic field

• The growth of forests

What drives thermohaline circulation?

• Differences in temperature and salinity

• Wind patterns

• Earth's rotation

• Tidal forces

What is the primary driver of surface currents in the ocean?

• Warm water rising

• Cold water sinking

• Wind patterns

• Earth's rotation

What causes the bulge of water that leads to high tides?

• Earth's rotation

• Sun's gravity

• Moon's gravity

• Wind patterns

What is the gravitational pull of neap tides compared to spring tides?

• Stronger

• Weaker

• The same

• Non-existent