1. A (5 kg) object is thrown vertically into the air with an initial speed of (12 m/s).(a) What is the length of time between the object being thrown and it hitting the ground?(b) What is the maximum height that the object reaches?(c) What is the weight of the object?(d) Repeat part (a) if the local acceleration due to gravity is (15 m/s2).(e) Repeat part (b) if the local acceleration due to gravity is (15 m/s2).

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”