In another physics experiment, carts run along a frictionless, level track. cart a is 1 kg and cart b is 2 kg. initially cart a is moving to the right at 2.0 m/s and cart b is moving to the left at 7.0 m/s. after they collide, cart b is moving to the left at 3.5 m/s. what is the magnitude of the velocity of cart a?

Read the passage. size matters when you are hosting a conference. trenton place is the largest convention center in the country, boasting 2.6 million square feet of space. over the course of a year, trenton place will host over three million visitors for public exhibitions and trade shows. trenton place is also home to big sky theater. the theater is one of the largest theaters in the city, equipped to host concerts, plays, and seminars. what is the best use of ellipses to shorten the passage? size matters when you are hosting a conference. . the largest convention center in the country, boasting 2.6 million square feet of space. trenton place is also home to big sky theater. . one of the largest theaters in the city, equipped to host concerts, plays, and seminars. over the course of a year, trenton place will host over three million visitors for public exhibitions and trade shows. . home to big sky theater. trenton place is the largest convention center in the country. . trenton place will host over three million visitors for public exhibitions and trade shows.