A healthy breakfast supplies 230.000 calories how many joules is that same breakfast? 4.18
Joules i calone

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added

Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?