Akid is on a stationary sled, on snowy ground with us=0.125. it takes 71.2n of force to get the sled moving. how much normal force is acting?

What occurs during a combustion reaction

10 points! will mark brainiest! in a heat engine if 1,000 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 initial energy was 2,000 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 energy added you so much!

Find the mass by adding the numbers from the three sliders