Explain the advantages in having the meter officially defined in terms of the distance light travels in a
given time rather than as the length of a specific metal bar

True or false: the revolution of the earth creates day and night as it rotates around the sun

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