Are You Smarter Than a 10th Grader

2. Are You Smarter Than a 10th Grader?

3. Are You Smarter Than a 10th Grader?

4. Vocabulary What does the word rejuvenate mean? Keep safe Make fresh Keep healthy relax

5. C. nonlinear

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7. Credibility of Sources You have to write a five-page article for a respected magazine about the Battle of Gettysburg. It is important to cite sources that have as little bias as possible. Which of the following sources of information is the most objective? A. the memoirs of General Meade, the Union commander B. a diary entry written by one of the Union soldiers the week after the battle C. piece written for an encyclopedia by a respected Canadian world historian D. a recent article published in the South, saying that the Confederacy really won the battle

8. C. piece written for an encyclopedia by a respected Canadian world historian

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10. Genetics Gregor Mendel developed several laws of heredity over the course of his genetic research. What does the first law of heredity, the law of segregation, state about genes? A. Alleles of different genes separate independently of one another during gamete formation. B. Dominant alleles are always more likely to be inherited. C. Mutations can only occur in heterozygous organisms. D. Two alleles for a trait separate when gametes are formed.

11. D. Two alleles for a trait separate when gametes are formed.

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16. Ecosystems Clown fish are bright and colorful. They live in and amongst the tentacles of the sea anemone, which look like beautiful aquatic flowers, but bear poisonous stinging cells called nematocysts. A slime layer covering the clown fish makes it immune to the stinging cells, and the stinging tentacles of the sea anemone deter potential predators of the clown fish. The clown fish, in turn, protect the sea anemone from other fish that would feed on the anemone. What type of relationship do clown fish and sea anemone have with each other? A. Mutualism B. CommensalismC. Parasitism D. Environmentalism

17. A. Mutualism

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19. Natural Selection In the living world, there is a great deal of genetic variation. The genetic information of dogs differs from the genetic information of cats; the genetic information of plants differs from the genetic information of bacteria; your genetic information differs from your father's genetic information; and so on. Which of the following is least likely to be a source of genetic variation among living organisms?  Meiosis Mutations asexual reproduction sexual reproduction

20. C. asexual reproduction

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22. Real Numbers Lance uses the distributive property in solving the following problem: 2(x + 5) - 2(x + 7) = 2x + 10 - 2x + 14 When x = 3, he claims that 24 is the correct answer. Which of the following is true?  There is not enough information to answer the question. His assertion is false because the distributive property was applied incorrectly. His assertion is false because he substituted the wrong number for x. His assertion is true because the distributive property was applied correctly.

23. B. His assertion is false because the distributive property was applied incorrectly.

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25. The Enlightenment  

26. D. the right of individuals to speak freely and not be censored

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28. Context Clues

29. B. exploded.

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32. D. 1 inch = 3 feet

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34. Million Dollar Question  Earth’s History

35. 1,000,000 Question During Earth’s early history, little or no free oxygen existed in the atmosphere. After unicellular life evolved on earth, the atmosphere became oxygenated through a biological process. Which of the following biological processes is responsible for introducing free oxygen to Earth’s atmosphere?  binary fission Photosynthesis Fermentation cellular respiration

36. 1,000,000 Answer B. Photosynthesis

37. Thanks for Playing