Determine the resultant displacement of a man drives 3km east ward and then 4km, in each case

Which branches of natural science include the study of an organism that lived 10 million years ago

Two carts, one of mass 2m and one of mass m, approach each other with the same speed, v. when the carts collide, they hook together. assume that positive momentum is to the right. which graph best represents the momentum of both carts over time, before and after the collision?

Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made.