Agardener pushes her 90 kg wheelbarrow in a straight line out of her garage and across the yard in 18 s. if her average velocity is 1.5 m/s, what is her displacement? a. 0.8 km b. 12 km toward the garden c. 18 m toward the garage d. 27 m away from the garage

If the spring constant k of a pogo stick is 3500 n m and the weight of the person on the pogo stick is 700 n, how much is the spring in the botom of the pogo stick compressed?

According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?

What is the gravitational attraction between a dating couple whose centers of mass are 0.630 m apart if the boy weighs 715 n and the girl weighs 465 n?