4select the correct answer. a bumper car with a mass of 200 kilograms traveling at a velocity of 3.5 meters/second collides with a stationary bumper car with a mass of 250 kilograms. if the two bumper cars stick and move together at a velocity of 2.3 meters/second, what is the kinetic energy of the system after the collision?

Which of the following forests would the wilderness act of 1964 most effectively protect from harmful logging? i. a forest containing several service roads ii. a forest through which a highway has been constructed iii. a forest that has never been affected by human development a. i only b. ii only c. iii only d. i and ii only e. i and iii only