Sunday, September 29, 2013

Kinematics

This is a picture of a nerf gun. This nerf gun is a part of physics in everyday life. When solving certain equations in physics you use different values. One of the values is labeled as Vo. It stands for original velocity. When an object is simply just being released, not thrown its  Vo is equal to zero because it is starting from rest. When an object is thrown down it's  Vo then contains a value because it has a certain speed. The bullet about to be shot by this gun would have a  Vo with a value because it is being shot out with force. Meaning that there is movement from the very beginning. After the bullet from this gun hits the wall it will begin to decelerate. The bullet will begin to fall to the ground. The acceleration in which it would fall would be 9.8 m/ s. It would be this value because we are located on earth and that is what gravity is. It is amazing how things work in such weird ways. It is even more amazing how physics is literally all around us. Everything in life relates to physics. This simple nerf gun for example. It contains both velocity, original velocity, and even gravity. Before this class I would have never been aware of how truly amazing and alive physics is. 

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