A 5 kg block is pulled across a table by a horizontal force of 40 N with a frictional force of 10N opposing the motion. Determine the acceleration of the object. *

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car