Answer quickly please, brainliest will be given Cori uses 475 J of energy from her muscles to push a bar 1 m on a weight machine at the gym. Between the bars motion, the heat generated by the machine, and all other types of work done by the machine, J of output work will be done.

Aresearcher plans to conduct a test of hypotheses at the 1% significance level. she designs her study to have a power of 0.90 at a particular alternative value of the parameter of interest. the probability that the researcher will commit a type ii error for the particular alternative value of the parameter at which she computed the power is: a. 0.90. b. 0.01. c. 0.10. d. equal to 1

How much work is done lifting a 9.10 kg box straight up onto a shelf that is 1.80 m high?

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.