True or false:

The calf muscle pulls the heel up to allow forward movement. *

Which lists the organs in the correct order as food passes from the mouth to anus?

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

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created