1. | The population of the US is around 275 million people. What exponent would be used to put this in scientific notation? |
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2. | Which shows the metric prefixes in order from smallest to largest? |
| | base unit, milli, centi, kilo | none of these are correct | kilo, base unit, centi, milli | centi, base unit, milli, kilo | milli, centi, base unit, kilo |
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3. | Which of these temperatures is impossible? |
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4. | Which of the following would float on pure water? |
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5. | The daily requirement of vitamin C is 60 millilgrams. This would equal: |
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6. | Alicia has a pure gold (D = 19.3 g/mL) coin that has a mass of 120.24 mL. What is the volume of the coin? |
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7. | Which of the following phases has the greatest amount of heat energy? |
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8. | Which of the following is a physical change? |
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9. | Elements that are malleable and ductile are: |
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10. | As the temperature of motor oil increases, the viscosity: |
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11. | World popluation from the years 1500 to 2000 would be a __?__ on a graph. |
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12. | The numbers on a graduate are in _?_. |
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13. | What type of mixture scatters light but does not settle upon standing? |
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14. | Which family have the biggest radii of their period? |
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15. | Which element has an electron configuration of 2,8,18,8? |
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16. | Which is not a diatomic element? |
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17. | Mass is equal to _?_, while volume is equal to _?_. |
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18. | Jacque Charles equation, V1/T1 = V2/T2 is correctly rearranged in all of the following EXCEPT: |
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19. | The metric system was invented in _?_ about _?_ years ago. |
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20. | Mercury, a metallic liquid element, has a density of 11.3 g/mL. If you placed iron (7.3 g/mL) and gold (19.3 mL) in mercury, what would happen? |
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