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Science Exams Study Questions

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Transcript

  • 1. Semester 1 Knowledge Bowl December 2013
  • 2. Fill in the blanks
  • 3. Fill in the blanks
  • 4. How much mass is this on the 3 beam balance?
  • 5. Your family is going to purchase a motorcycle. They are looking for one that will not waste fuel. You already know that bigger engines use more fuel. So which motorcycle engine would you recommend? A. 0.5 L B. 350 cm3 C. 400 mL D. 200 kL
  • 6. What does “amorphous” mean? Give three examples
  • 7. What properties do you use to identify a crystal?
  • 8. What is the difference between a mineral and a crystal?
  • 9. Why does a “salt” have to be dissolved before we can begin to grow a crystal?
  • 10. List a 4 properties that can be used to identify a mineral
  • 11. Tell me 3 minerals that have “special properties” and what those special properties are!
  • 12. Define a supersaturated solution
  • 13. List three minerals that have a metallic luster
  • 14. What does inorganic mean?
  • 15. What are the two most important safety precautions to remember when making your crystal solution?
  • 16. How do I find the streak of a mineral?
  • 17. What does it mean when someone says “this mineral is „soft‟?”
  • 18. In class we saw clear examples of three kinds of cleavage. What is the type of cleavage and what mineral example did we see?
  • 19. In nature where can we find dissolved minerals?
  • 20. Why are most precious gems found in mines
  • 21. Why can‟t a sugar be called a mineral?
  • 22. What is a compound?
  • 23. What is a salt?
  • 24. What is the difference between a molecule and a compound?
  • 25. What are the three kinds of rocks, and how are rocks sorted into one of these three types?
  • 26. What two kinds of Igneous Rock are there? Describe the difference and give one example of each.
  • 27. Why is Granite called a “coarsegrained” rock?
  • 28. Why is Granite less dense than Basalt?
  • 29. What is the difference between Lava and Magma?
  • 30. Give 4 examples of Sedimentary Rock!
  • 31. Give 4 examples of Metamorphic Rock!
  • 32. What is/are strata? Where would you find them and what kind of rock would they be made of?
  • 33. What are three different materials that form sediments?
  • 34. How can scientists find out which way groundwater is flowing?
  • 35. What is the difference between “weathering” and “erosion”?
  • 36. What is the difference between “cementation” and “compaction”?
  • 37. What type of rock prevents contamination from entering an aquifer? Give 2 examples
  • 38. What is a fossil?
  • 39. What is an aquifer?
  • 40. What 2 conditions are necessary for fossil formation ?
  • 41. Describe three environments (terrain) where you would not go to look for fossils
  • 42. What are three things fossils can tell us?
  • 43. Where are the three places we can find “original remains”?
  • 44. Give two reasons why the knowledge we have about the past from fossils might not be accurate or complete.
  • 45. What is a metamorphic rock?
  • 46. Why is a garnet NOT considered a mineral?
  • 47. Trace the sediments silt and clay to their Metamorphic Rock form.
  • 48. Draw the entire ROCK CYCLE on the board!
  • 49. What are three characteristics of living things my class agreed on?
  • 50. What are the three basic statements of the Cell Theory?
  • 51. Who was the first person to “see” a cell and what was he looking at Who was the first person to see a cell and what was he looking at?
  • 52. What are the 4 most important steps to follow when trying to view an object under high power?
  • 53. Why couldn’t we see the nuclei in the elodea cells??
  • 54. Why do nerve cells appear different from bone cells?
  • 55. Why are bacteria considered to be different than amoeba?
  • 56. Why can’t an Amoeba grow large enough to swallow you?
  • 57. What are two advantages to being multicellular?
  • 58. What is the function of the mitochondria?
  • 59. What are the differences between plant and animal cells?
  • 60. What is the function of the endoplasmic reticulum?
  • 61. Why don’t animal cells require cell walls?
  • 62. How are ribosomes in a plant cell important to the formation of the cell wall?
  • 63. What is the function of the nucleus?
  • 64. Why do we need to use a cover slip when preparing a slide to view under the microscope?
  • 65. If a cell is 4x3x2 what is it’s surface area?
  • 66. What is its volume?
  • 67. If 2 molecules can enter the cell through every square unit of surface area in a minute, how many could enter this cell in one minute??
  • 68. If this cell only needs 1 molecule per cubic unit of volume a minute to survive- how many molecules does it require in one minute?
  • 69. Can this cell live? Why or why not??