What is the purpose of scientific knowledge?

How do you calculate cooling capacity? What should you do if in the process of gathering information about a research question you find evidence that supports two opposing conclusions? How many centimeters are in 5 feet and 5 inches? Examples of science-related beliefs? How is a meter calculated? What is the most important part of the scientific method and why? Which activity is most likely a result of a sudden, unexpected change in the environment? Why must web pages created by organizations be carefully evaluated as sources of science information? Why is some moderation stricter than others... on websites that do the same thing? How old do you need to be to get your tongue pierced? How much feet is 3 yards? What did Nikola Tesla contribute to science? What happens to iron placed in a test tube with a stopper? How fast can sound travel through wood? What is the use of automatic pipette? How did Darwin and Wallace came up with natural selection? What is phylogenetics? What is chapter 4 in investigatory project? Evaporation using particle theory? Reflection in a window at night?