Imagine you are lifting a box that require 60 in a force to lift you must lift it to the top of this inclined plane your buddy suggest that you pushed the box up the inclined plane instead of lifting it how will the force change if you push the Box instead of lifting it

Ahowler monkey is the loudest land animal and, under some circumstances, can be heard up to a distance of 4.6 km. assume the acoustic output of a howler to be uniform in all directions and that the threshold of hearing is 1.0 × 10-12 w/m2. what is the acoustic power emitted by the howler

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)

What practical value did astronomy offer to ancient civilizations?