Assume the chair is 70 kg, the woman is 58 kg, the baby is 9 kg. identify the normal forces between all three objects

The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection

What is the coefficient of kinetic friction μk between the block and the tabletop?

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!