Using hooke's law, f subscript s p r i n g end subscript equals k increment x, find the elastic constant of a spring that stretches 2 cm when a 4 newton force is applied to it. a. 1/2 n/cm b. 2 n/cm c. 4 n/cm d. 8 n/cm

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.

Which of the the following are examples of projectile motion of both projectile motion and two dimensional motion