2. What is the mass of another student sitting 5m away from you if your mass is 50kg and there is a gravitational force between the two of you of 1.62 x 10- N?

How does the electric potential energy between two charged particles change if one particle is reduced by a factor of 3? a. increased by a factor of 3 b. it is decreased by a factor of 9 c. it is reduced by a factor of 3 d. it is increased by a factor of 9

Of is j/kg·k. if a 2.6 kg of isk to k,is ?

If state law mandates that elevators cannot accelerate more than 2.40 m/s2 or travel faster than 14.8 m/s , what is the minimum time in which an elevator can travel the 373 m from the ground floor to the observatory floor? ?