Oceans Review
How much water is on Earth? 1. How much water is on Earth?
A. Earth is about 70% water.
How did Thor Heyeredahl use to get to Polynesia? 2. How did Thor Heyeredahl use to get to Polynesia?
Surface currents and winds
Why should scientist study El Nino? 3. Why should scientist study El Nino?
A. To study the affects the El Nino has on North America and other countries
What are the negative effect of El Nino? 4. What are the negative effect of El Nino?
A. Rain, flash floods, and mudslides in areas that are usually dry; and usually wet areas have droughts
How do warm currents effect coastal areas? 5. How do warm currents effect coastal areas?
They cause area in higher latitude to have a warmer climate.
What type of currents are dense? 6. What type of currents are dense?
Deep ocean currents or density currents . Deep ocean currents or density currents
Where does energy come from to fuel the water cycle? 7. Where does energy come from to fuel the water cycle?
A. The sun
What direction to winds blow at the equator? 8. What direction to winds blow at the equator?
A. From East to West
What are the three factors that influence surface currents? 9. What are the three factors that influence surface currents?
Winds Coriolis Effect Continental Deflection
What direction does an undertow flow? 20. What direction does an undertow flow?
The opposite direction of the wave
What does large body of water pushing up from the ocean floor cause? 11. What does large body of water pushing up from the ocean floor cause?
A. A tsunami
How many neap tides and spring tides do we have each month? 12. How many neap tides and spring tides do we have each month?
Two spring tides and two neap tides
13. 1st quarter and last quarter moons are associated with which type of tide?
A. Neap Tides
What happens to a wave as it approaches the shore? 14. What happens to a wave as it approaches the shore?
The bottom of the wave begins to drag on the ocean floor.
What directions do wind blow near the poles? 15. What directions do wind blow near the poles?
A. West to East
What is the largest physical feature on the ocean floor? 16. What is the largest physical feature on the ocean floor?
A. Abyssal Plain
How many oceans do we have? 17. How many oceans do we have?
A. Really only one because the Atlantic, Pacific, Indian, Southern and Antarctic are all connected.
What is the continuous movement of water called? 18. What is the continuous movement of water called?
A. The Water Cycle
19. What is a tidal bore?
A. Water that is moving into a narrow bay or inlet that cause a large tidal range between high tide and low tide.
What are the four parts of a wave? 20. What are the four parts of a wave?
Crest Trough Wave length Wave height
21. Label the Coriolis Effect
A.
Distribution of the World’s Water
Diagram of the Ocean Flor