ScientificMethodwithquestionsRandolphCountySchools
![ScientificMethodwithquestionsRandolphCountySchools_第1页](https://file3.zhuangpeitu.com/fileroot3/2022-5/27/fc5c3669-b7df-4f70-a456-be8dc024d4d5/fc5c3669-b7df-4f70-a456-be8dc024d4d51.gif)
![ScientificMethodwithquestionsRandolphCountySchools_第2页](/images/s.gif)
![ScientificMethodwithquestionsRandolphCountySchools_第3页](/images/s.gif)
《ScientificMethodwithquestionsRandolphCountySchools》由会员分享,可在线阅读,更多相关《ScientificMethodwithquestionsRandolphCountySchools(35页珍藏版)》请在装配图网上搜索。
1、nAn experimenter changes one factor and observes or measures what happens.nControls are NOT being testednControls are used for COMPARISONOther VariablesnThe factor that is changed is known as the independent variable.nThe factor that is measured or observed is called the dependent variable.nFor exam
2、ple,suppose you want to figure out the fastest route to walk home from school.nYou will try several different routes and time how long it takes you to get home by each one.nSince you are only interested in finding a route that is fastest for you,you will do the walking yourself.One more thing it is
3、best to make several trials with each independent variable.nTwo groups are required-the control&experimental groupsnThere should be only one variablenResults of the experimentnMay be quantitative(numbers)or qualitative(words)nMust be organizednCan be organized into charts,tables,or graphsnThe answer
4、 to the hypothesis based on the data obtained from the experimentIn order to verify the results,experiments must be retested.1)Identify a Problem2)State Observations about the problem3)Form a Hypothesis about the problem(ifthen)4)Design an Experiment to test the hypothesis5)Collect Data6)Form a Conc
5、lusion7)RetestReviewNo need to write these slides down in notebookIn what part of the scientific method do you write an investigative question?nIdentify the problemWhat are the two parts of the analysis?nCreate a graph and write a summaryA conclusion needs to support orrepudiate your _.nhypothesisHo
6、w do we record data in an experiment?ndata tables(rows and columns)The independent variable may change the _ variable in an experiment.ndependentWhen we are finished with our experiments we _ our findings.ncommunicateWhat do we call informationcollected during the experiment?nDataThe procedure is a list of_ that describes the experiment.nStepsHow many times should an experiment be repeated?nMany times to help average issues such as human errorVariables that are kept the same are called _ncontrols
- 温馨提示:
1: 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
2: 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
3.本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
5. 装配图网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。