Why is a washing machine a compound machine?

What is a question with no answer called? collection of info gathered during the experiment, usally given in the form of a table is called? What is the correct order of the scientific method of thinking? How do you make a false positive pregnancy test I want the test to come back positive when I know that it wont? How did the light bulb make our lives easier? What are uses and limitation of dimensions? What are the 4 named forces in physics? What are some of the terminologies used in general research methods? What is cost of replacing the floor joists under the crawl space with hardwood floors in the house? What is the principal fluid used for propulsion by most heat engines? Which trees produce softwood? Does the viscosity of a liquid affect how much of the liquid is displaced? What separates public schools from catholic and private schools? What determines an era? What did eugen goldstein contribute in the history of atom? Air can be compressed? Why is getting Researchers from different scientific disciplines difficult to work together? What is the basic unit of cellulose? Source of history? What material is a Paper Clip made out of?