pregnant sexc will it hurt baby top of his head??

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

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!

Select the correct answer. what does the process of natural selection involve?