A dog pulls on a pillow with a force of 8.4 N at an angle of 31◦ above the horizontal a) What is the x component of this force? Answer in units of N.

temp rises, and expansion

thermal energy is the answer

jupiter is the largest planet in our solar system, having a mass and radius that are respectively, 318 and 11.2 times that of earth. suppose that an object falls from rest near the surface of each planet and that the acceleration due to gravity remains constant during the fall. each object falls the same distance before striking the ground. determine the ratio of the time of fall on jupiter to that on earth.