A surfboard that is 6 foot 3 inches long is how many centimeters long?*

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

The mini-refrigerator fire was most likely caused by what type of wiring?

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