When 140 J of work is done in pushing a box 10m, how much force is applied?

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Avariable that is not being directly tested during an experiment should be

Iron (fe) reacts with copper sulfate (cuso4) to form iron (ii) sulfate. in this reaction, cu2+ gains electrons to form cu. which statement is true about this reaction? fe(s) + cuso4(aq) → feso4(aq) + cu(s)