(SHOW YOUR WORK)10 POINTS 1. Find the gravitational potential energy for an object with a mass of 50 kg that is sitting on a table 2 meters above the floor.

2. What is the kinetic energy of a 4 kg object moving at 10 m/s?

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

Icould really use some with this question.