TAILIEUCHUNG - scienten_practise_english 1

Tham khảo tài liệu 'scienten_practise_english 1', ngoại ngữ, anh ngữ phổ thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | GED SCIENCE PRACTICE QUESTIONS the boiling point. At high altitudes the atmospheric pressure is low so the boiling point should be higher at higher altitudes. The highest altitude listed is at the top of Mount Everest. 67. a. A diver would want to take a lot of oxygen with- out letting the tank get too bulky. Other choices are either false choices d and e or not a major concern choices b and c . 68. e. According to the graph at 40 C about 250 grams of sugar can be normally dissolved in 100 grams of water. In order to make rock candy this amount has to be exceeded. 69. d. There is no pollution or waste associated with solar energy. 70. c. The passage explained that other scientists at the time mistakenly thought that the heart uses up blood. Choices a b and e are not misconceptions. Choice d was not mentioned in the passage. 71. d. The passage explained that Harvey did I II and IV. Although he also calculated the amount of blood that passes through the heart every hour he did not count the blood cells one by one III nor did he have the technology to do that. 72. d. There was no mention of Einstein in the pas- sage. All the other statements were made. 73. b. Danger II was mentioned in the passage. Curie died of leukemia because of lifelong exposure to radiation. Danger I is true but was not discussed in the passage. Danger III is false radiation does not cause chemotherapy. Radiation is applied in chemotherapy. 74. d. Statements I III and IV were made in the pas- sage. Statement II is true but it does not prove that the Earth is round and was not discussed in the passage. 75. c. The whole passage is focused on listing evidence that the Earth is round not flat. Choice a is not a misconception. Choices b d and e were not discussed in the passage. Glossary Of Terms Science acceleration the rate that velocity changes per unit of time and the direction it changes in computed from the change in velocity divided by the change in time. Common units are meters per second .

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