A 10 N force on a spring stretches the spring 1 cm. Determine the spring constant.

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.

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

If the specific heat of a metal is 0.850 j/g °c, what is its atomic weight?