1. 70-組- number Family Name, First name 1 Letter
Science Topics
70-組- number
Family Name, First name 1 Letter

2. What is the difference between a theory & a law?
1. The Scientific Method
What is the difference between a theory & a law?
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3. 2. Scientific Detectives How does a scientist do his or her job?
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4. 3. A Group Effort What is a system?
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5. 4. Under a Log What kinds of creatures make their homes under logs?
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6. 5. Full of Air Is there more than one way to inflate a balloon?
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7. Who made rubber the useful material that it is today?
6. A Sticky Situation
Who made rubber the useful material that it is today?
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8. 7. A Weighty Matter What’s the difference between mass and weight?
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9. What kind of understating did the early Greeks have of science?
8. The Roots of Science
What kind of understating did the early Greeks have of science?
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10. 9. The Parents of Chemistry Who discovered the elements?
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11. 10. The Gaia Hypothesis Is Earth a giant living organism?
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12. Do Honeybees have a way to share information with each other?
11. Dancing for Food
Do Honeybees have a way to share information with each other?
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13. 12. Bringing Space Technology Down to Earth
How does space exploration help us in our everyday lives?
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14. 13. The End of the Dinosaurs
Why do many scientists believe that a huge meteorite
caused the dinosaurs to disappear?
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15. 14. Not Quite Human What role do robots play in the world today?
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16. 15. A Body of Water Why is water so important for life?
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17. What should you eat every day to feel healthy and stay fit?
16. Feed Your Body Right
What should you eat every day to feel healthy and stay fit?
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18. 17. A Common Problem Why is there no cure for the common cold?
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19. 18. The Problem with Plastic Why is it wasteful to throw away plastic?
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20. Why have the numbers of cod in Canadian waters dropped so sharply?
19. A Fishy Story
Why have the numbers of cod in Canadian waters dropped so sharply?
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21. 20. The Nuclear Option How safe are nuclear power plants?
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22. What happens when a million people need to use the bathroom?
21. The Great Stink
What happens when a million people need to use the bathroom?
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23. 22. Under Control Why are dams built, and how do they work?
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24. 23. Suiting Up How do spacesuits keep astronauts safe in space?
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25. What keeps people from feeling pain during surgery?
24. You Won’t Feel a Thing
What keeps people from feeling pain during surgery?
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26. Which is cleaner –electric power or gasoline power?
25. A Moving Solution
Which is cleaner –electric power or gasoline power?
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27. 26. Lighting the Future How often do you need to change a light bulb?
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28. 27. Farm-Fresh Milk How have milking machines changed dairy farms?
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29. 28. Meals in Minutes How do microwave ovens do their job so quickly?
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30. Speed Reading Graph Here