Four locations on Earth receive sunlight at different angles. At which of the following angles will the intensity of sunlight received be the greatest? O 90° 075° O 50° 0 25°​

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final