As shown in the figure below, Luis rushes 40 m toward his truck. He notices he forgot his shoes and returns back to his house. His total travel time is 60 s.
what is louis velocity over 60

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

What is the coefficient of kinetic friction μk between the block and the tabletop?

Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)