Ocean Water Movements Worksheet
Explore the fascinating world of ocean currents, waves, and tides with this Grade 7 social studies worksheet.
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Ocean Water Movements
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Read each question carefully and answer to the best of your ability.
1. What is the primary cause of surface ocean currents?
Differences in water density
Wind
Underwater volcanoes
Earthquakes
2. The rise and fall of ocean water levels caused by the gravitational pull of the Moon and Sun are called:
Waves
Currents
Tides
Swells
3. The continuous, directed movement of ocean water generated by forces acting upon the water is called an ocean .
4. Density currents are caused by differences in water temperature and .
5. The Coriolis effect causes ocean currents to deflect to the left in the Northern Hemisphere.
True
False
6. Waves are primarily caused by the gravitational pull of the moon.
True
False
7. Briefly explain the difference between a high tide and a low tide.
8. How do ocean currents affect the climate of coastal regions?
9. Label the different ocean zones in the diagram below:
