What is the total mass of the object if the scale is balanced? (The black triangles show the location of the riders.) Do NOT include units with your answer. (Units would be grams). PLEASE HELP

What happens to atoms and chemical bonds during a reaction?

True or false: the revolution of the earth creates day and night as it rotates around the sun

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.