Question 3 An object is launched over level ground, exhibiting standard projectile motion. Which of the following quantities is zero when an object reaches the highest point in its motion? The horizontal component of velocity (vx) None of these All of these The acceleration (a) The vertical component of velocity, (vy) 2 pts
Question 4 A large tow-truck is pulling a small car down a horizontal roadway at constant speed. Which of the following statements is true regarding the magnitudes of the forces exerted on the two vehicles? the car exerts more force on the truck than the truck exerts on the car the truck exerts no force on the car, but the car exerts a force on the truck the car exerts no force on the truck, but the truck exerts a force on the car the two vehicles exert the same amount of force on each other 2 pts the truck exerts more force on the car than the car exerts on the truck
Question 3 An object is launched over level ground, exhibiting standard projectile motion. Which of the following quanti
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