Which force causes all objects with mass to attract one another? A. Magnetic force

B. Compression

C. Electrical force

O D. Gravity

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

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!