England-2011-quiz-answers

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2. Define and describe science and the scientific method.

3. What are Newton's laws of motion? Where do they apply?

4. What is a chaotic system? Where are they found in nature?

5. List and describe as many different kinds of energy as you can.

6. Explain the statement "energy always goes from more useful to less useful forms".

7. Heat moves from place to place by either _________, __________, or _________. Fill-in the blanks and describe each of them.

8. Where do you find atoms? Where don't you find atoms? (At least in our universe.)

9. Approximately what percentage of our universe is atoms today?

10. List and describe as many parts of an atom as you can.

11. What is the primary fuel consumed by nuclear fusion in stars?

12. How do scientists think our moon was formed? About when?

13. Which are the terrestrial planets in our solar system? What distinguishes them from the other planets?

14. Is our universe expanding, contracting, or staying the same size? How do we know?

15. About how old is the universe?

16. About how old is the earth?

17. Describe the rock cycle.

18. Describe the water cycle.

19. Define weather and climate.

20. What's an enzyme? How fast are they consumed when they do their work?

21. Why is it that we are described as a "carbon based life form"?

22. List and describe as many as the four molecules of life as you can.

23. List and describe as many of the parts of a cell (organelles) as you can.

24. What is DNA? What role does it play?

25. What are the different types of RNA? What roles do they play?

26. What shape does DNA take? How does it replicate itself?

27. What does the expression "shape determines function" mean in the context of proteins?

28. What is the greenhouse effect? What is the most likely cause of it? What are the primary affects of it on the earth?

29. Describe the food web. Where does the energy for it come from? Where does it go? How does it move through the web?

30. Define, describe and compare/contrast repeatability and reproducibility in the context of science.

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