What is the purpose of a scientific experiment? A. To prove a theory is always right B. To collect data and test hypotheses C. To make things look interesting D. To waste time 相关知识点: 试题来源: 解析 B。解析:科学实验的目的是收集数据并检验假设。A 选项说证明一个理论总是正确的,这...
A. To prove a theory. B. To discover a new element. C. To test a hypothesis. D. To create a new technology. 相关知识点: 试题来源: 解析 C。文章中提到实验是为了检验一个假设,A 选项证明一个理论不准确;B 选项发现新元素文中未提及;D 选项创造新技术也不符合文章内容。反馈...
What is the purpose of a scientific experiment? A. To prove a theory is always right B. To show off one's skills C. To test a hypothesis D. To create confusion 相关知识点: 试题来源: 解析 C。本题考查科学实验的目的。科学实验的目的是检验假设。
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What is the main purpose of the article? A. To describe an experiment B. To introduce a scientist C. To discuss a theory D. To review a book 相关知识点: 试题来源: 解析 A。文章的主要目的是描述一个实验。选项 B,不是介绍科学家;选项 C,不是讨论理论;选项 D,不是回顾一本书。
35. What is the passage mainly about? A. An experiment. B. A discovery. C. A new law. D. A theory. 相关知识点: 试题来源: 解析 【答案】 31.B 32.D 33.A 34.C 35.B 【解析】 【导语】 本文主要介绍了世界上最大的海草。 【31题详解】 词义猜测题。根据 “But the huge sea grass ...
What should you do if you want to cite a general theory of relativity of Albert Einstein?A Just copy the original words of the theory.B Put quotations on the original words o 56、f the theory.C Using your own words to express meaning of the theory without reference.D Simply providing a...
exactlywhatthemainreasonleadingtomemorylossis.Thisisbecausetherecouldbemany reasonsleadingtoit,suchasenvironmentalfactors.Thebrainisacomplexorgan. 5 What mattersisthatyouareabletofollowtherightsetofguidelinestopreventyourselffromsuffering frommemoryloss. A.Itaffectsthememoryandlearningabilityofanindividual. B.Havi...
题目What does the experiment prove? A. Nothing. B. The theory is incorrect. C. The hypothesis is correct. D. It's impossible to prove anything. 相关知识点: 试题来源: 解析 C。解析:实验通常是为了证明假设正确,A 选项什么都没证明错误;B 选项理论不正确不符合;D 选项不可能证明任何事情错误。
What is the purpose of a scientific theory? What is a control setup and how is it different from a fair experiment? In a controlled experiment, which group experiences the test? What makes an experiment ethical? What was John Watson's experiment?