Acrane lifts a 35,00-n steel grinder a distance of 25m in 45s. how much power did the crane require to life the grinder? write your answer in kilowatts.

Which term best describes the phrase “something that happens”?

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.