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6. What tool/machine do we use to carry out this process?

  • Blast Furnace
  • Haematite
  • Steam Distillator
  • Oxygen sucker

7. What do we call a metal containing another metal?

  • Aaloy
  • Alloy
  • Allloy
  • Aloy

8. What does crude oil contain?

  • Vapours
  • Hydrocarbons
  • Other oils
  • Hyrocrabons

9. An alkene is saturated?

  • False
  • True

10. Which has more hydrogen in?

  • Alkanes
  • Alkenes

11. How many hydrogen atoms does butane have?

  • 11
  • 10
  • 9
  • 8

12. Lighter fractions (from being distilled) have a higher boiling point?

  • False
  • True

13. Which of these makes limestone erode?

  • Sulphur dioxide
  • Meat
  • Oxygen
  • Carbon dioxide

14. How are hydrocarbons broken down by the process of cracking?

  • Boiled and let evaporate.
  • Passed over a catalyst allowing thermal decomposition take place.
  • Melted and then seived out so the bonds crack as they fall through the gaps.
  • In a nickel catalyst at 60degrees.

15. Why do we harden oils?

  • So they taste better
  • So that they become more fatty because we like fat
  • To make them spreadable
  • To make them less runny

16. What does hydrophilic mean? (to do with emulsions)

  • Water lover
  • Water hater

17. What stopped scientists in 1920 believing Wegener's theory of continental drift?

  • Birds
  • There was a land bridge connecting West Africa with South America
  • The core was hot
  • They wondered where the sea had come from

18. What caused a rise in sulphur dioxide levels in the early atmosphere?

  • Volcanoes
  • Plants respiring
  • Earthquakes
  • Tsunamis

19. How much of the Earth's atmosphere today is made up of oxygen?

  • 20%
  • 89%
  • 21%
  • 22%

20. If we extract nitrogen from the air, what is a use of it?

  • It is used in lightbulbs
  • Freezing food
  • Used in paint
  • It is used in making jelly