Air pressure with elevation. (a) increases (b) decreases (c) does not change

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?

Select all the correct answers.which two statements are true? a moving magnetic field creates an electric field.a constant magnetic field creates an electric field.a constant electric field creates a magnetic field.a moving electric field creates a magnetic field.resetnext

Herman is walking his pet fish, leo , back and forth along the canal. suppose the canal is 30 meters long and he goes up and back 25 times. a) what distance has herman walked?