英语单选集考试卷模拟考试_题_117

1、姓名：_ 班级：_ 学号：_-密-封 -线- 英语单选集考试卷模拟考试_题考试时间：120分钟 考试总分：100分题号一二三四五总分分数遵守考场纪律，维护知识尊严，杜绝违纪行为，确保考试结果公正。1、when scientists are trying to understand a particular set of phenomena, they often make use of a “model.” a model, in the scientists sense, is a kind of analogy or mental image of the phenomena in ter

2、ms of something we are familiar with. one example is the wave model of light. we cannot see light as if it were made up of waves because experiments on light indicate that it behaves in many respects as water waves do.the purpose of a model is to give us a mental or visual picture - something to hol

3、d onto - when we cannot see what is actually happening. models often give us a deeper understanding: the analogy to a known system (for instance, water waves in the above example) can suggest new experiments to perform and can provide ideas about what other related phenomena might occur.another exam

4、ple of a scientific model would be _. （ ）a.a mapb.a paper airplanec.an atomd.a light bulb2、when scientists are trying to understand a particular set of phenomena, they often make use of a “model.” a model, in the scientists sense, is a kind of analogy or mental image of the phenomena in terms of som

5、ething we are familiar with. one example is the wave model of light. we cannot see light as if it were made up of waves because experiments on light indicate that it behaves in many respects as water waves do.the purpose of a model is to give us a mental or visual picture - something to hold onto -

6、when we cannot see what is actually happening. models often give us a deeper understanding: the analogy to a known system (for instance, water waves in the above example) can suggest new experiments to perform and can provide ideas about what other related phenomena might occur.why are models necess

7、ary （ ）a.they connect invisible phenomena to those we are familiar with.b.scientists could not experiment without them.c.they give the scientist a sense of security.d.they provide deeper insight into the workings of the human min3、when scientists are trying to understand a particular set of phenomen

8、a, they often make use of a “model.” a model, in the scientists sense, is a kind of analogy or mental image of the phenomena in terms of something we are familiar with. one example is the wave model of light. we cannot see light as if it were made up of waves because experiments on light indicate th

9、at it behaves in many respects as water waves do.the purpose of a model is to give us a mental or visual picture - something to hold onto - when we cannot see what is actually happening. models often give us a deeper understanding: the analogy to a known system (for instance, water waves in the abov

10、e example) can suggest new experiments to perform and can provide ideas about what other related phenomena might occur.models provide us with deeper understanding because _. （ ）a.they make us think about our universeb.they were used to represent some other phenomenac.they are more precise than theor

11、iesd.they indicate further direction and help us make predictions4、when scientists are trying to understand a particular set of phenomena, they often make use of a “model.” a model, in the scientists sense, is a kind of analogy or mental image of the phenomena in terms of something we are familiar w

12、ith. one example is the wave model of light. we cannot see light as if it were made up of waves because experiments on light indicate that it behaves in many respects as water waves do.the purpose of a model is to give us a mental or visual picture - something to hold onto - when we cannot see what is actually happening. models often give us a deeper understanding: the analogy to a known system (for instance, water waves in the above example) can suggest new experiments to perform and can pro