You leave your bike out in the rain and it starts to rust. What type of chemical property does this display

Which of the following is an example of motion in two dimensions?

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

Me with this and you will be marked brainliest