2. Do YOU get it?

3. Do YOU get the BIG IDEAS? 1,000,000 Topic 1 Topic 2 Topic 3 Topic 4 Topic 5 Topic 6 Topic 7 Topic 8 Topic 10 500,000 300,000 175,000 100,000 50,000 25,000 10,000 5,000 2,000 1,000

4. Topic 1 Question / True or False Big, open areas across the ocean’s surface makes it possible to have waves that are bigger than ones you see on a lake or pond. / True or False Big, open areas across the ocean’s surface makes it possible to have waves that are bigger than ones you see on a lake or pond.

5. Topic 1 Answer / True Return

6. Topic 2 Question / When you go to a beach, you notice that a lot of the beach is eroded away, what ACTION caused it to be eroded?

7. Topic 2 Answer / Waves or waves action Return

8. Topic 3 Question / Sometimes you go to the ocean and you notice that the waves are bigger than they are at different times of the day, what 3 things cause the differences in waves? (high and low tide)

9. Topic 3 Answer The position of the Earth, the moon, and the sun. Return

10. Topic 4 Question / What organism builds coral reefs?

11. Topic 4 Answer / Polyp Return

12. Topic 5 Question / When fresh water flows into salty water, such as a river flows into an ocean, what is the water like where the 2 meet?

13. Topic 5 Answer Slighty salty ½ salt water and ½ freshwater Slighty salty ½ salt water and ½ freshwater Return

14. Topic 6 Question / Some water is very salty, so it is very dense. In fresh water, an egg floats, in salt water it sinks, why is this?

15. 3rd Grade Topic 6 Answer / It is very salty. The density of salt water is higher.

16. Topic 7 Question / If you mix salt water (blue) and fresh water (red) together, and you use food coloring to show the different water, what characteristics will you observe about the 2 types of water?

17. Topic 7 Answer / The salt water, blue, will sink to the bottom, it is more dense. The fresh water, red, will rise to the top. Return

18. Topic 8 Question / How would you describe the twilight zone in the ocean?

19. Topic 8 Answer / Not very much light reaches this area. It is dark. Return

20. Topic 9 Question / Plankton are microscopic plants with a very important job. Many animals eat them, but they also serve another purpose. What do these PLANTS also do?

21. Topic 9 Answer / Make oxygen or remove carbon dioxide from the air. Return

22. Topic 10 Question / How does a hydrothermal vent in the ocean work?

23. Topic 10 Answer / Ocean water flows into a hole, then heated from volcano activity, and flows out again. Return

24. Challenge Question Topic 11

25. Question / A tide pool can be safe and can be dangerous place to live. Give one example of how it is a safe place or a dangerous place.

26. Answer Either one or both. Safe from larger predators in the ocean. Dangerous due to birds and other land creatures that can reach them. Either one or both. Safe from larger predators in the ocean. Dangerous due to birds and other land creatures that can reach them. Return

27. Thanks for Playing!