Category: Uncategorized

Making Time for Science Chronobiology might sound a little futuristic – like something from a science fiction novel, perhaps – but it’s actually a field of study that concerns one … Read More

1. false 2. true 3. not given 4. true 5. false 6. not given 7. C 8. M 9. F 10. D 11. N 12. O 13. E 14. iv … Read More

ANT INTELLIGENCE When we think of intelligent members of the animal kingdom, the creatures that spring immediately to mind are apes and monkeys. But in fact the social lives of … Read More

Pulling Strings to Build Pyramids The pyramids of Egypt were built more than three thousand years ago, and no one knows how. The conventional picture is that tens of thousands … Read More

1. true 2. false 3. not given 4. true 5. false 6. not given 7. true 8. (wooden) pulleys 9. stone 10. (accomplished) sailors 11. (modern) glider 12. flight 13. … Read More

1. D 2. B 3. F 4. E 5. B 6. F 7. D 8. A 9. (ships’s) anchor 10. (escape) wheel 11. tooth 12. (long) pendulum 13. second 14. … Read More

A CHRONICLE OF TIMEKEEPING A According to archaeological evidence, at least 5,000 years ago, and long before the advent of the Roman Empire, the Babylonians began to measure time, introducing calendars … Read More

1. spinning 2. (perfectly) unblemished 3. labour intensive 4. thickness 5. marked 6. (molten) glass 7. (molten) tin/ metal 8. rolles 9. true 10. not given 11. false 12. true … Read More

Sheet Glass Manufacture: the Float Process Glass, which has been made since the time of the Mesopotamians and Egyptians, is little more than a mixture of sand, soda ash and … Read More

1. D 2. A 3. A 4. power companies 5. safely 6. size 7. B 8. C 9. G 10. D 11. no 12. yes 13. not given 14. B … Read More