作业帮英语翻译Perform this experiment.Obtain two quarters and a string
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英语翻译
Perform this experiment.Obtain two quarters and a string that is about fifteen centimetres long.Attach one coin to each end of the string with a small piece of tape.Suspend one quarter over the edge of a smooth horizontal table.Place the other quarter flat on the table so that the string is extended.Release the coins.Write a one page report about what determines whether the coins remain stationary or fall to the floor.The report does not have to use a special format and single spacing is acceptable.You will be marked on how well you explain scientific principles and the accuracy of your statements.Your report should be understandable by nonscientists.If you refer to the work of others,you must cite your sources.
Perform this experiment.Obtain two quarters and a string that is about fifteen centimetres long.Attach one coin to each end of the string with a small piece of tape.Suspend one quarter over the edge of a smooth horizontal table.Place the other quarter flat on the table so that the string is extended.Release the coins.Write a one page report about what determines whether the coins remain stationary or fall to the floor.The report does not have to use a special format and single spacing is acceptable.You will be marked on how well you explain scientific principles and the accuracy of your statements.Your report should be understandable by nonscientists.If you refer to the work of others,you must cite your sources.
做这个试验.取两个25美分硬币和一条15厘米的绳子.用一小块胶带把硬币粘到绳子的两头.将一头带硬币的绳子从水平放置桌子边缘悬挂,另一个硬币平放于光滑的桌面上,便绳子紧绷.试着松开硬币.写一页报告,描述由什么决定硬币保持静止还是掉到地板上.报告不要求有特别的格式,单倍行距也可.分数将取决于你对科学原理的阐释水平和描述的精确度.报告应使非科学家也能读懂.如参考他人资料,请注明出处.
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