Assignment 4 Air and Water Pressure falls 2016 Stony Brook University MEC 104 .

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Mec104 Fall 2016 Assignment Chapter 4 Air and Water Pressure Name____Jeffrey Edmonds____________________________ Pressure for air and fluids can be measured and used to fly, float, blow, suck or ... coast according to specific laws and principles. Terminology can change for the same actions if used with water or with air. 1) Define the following terms and give an example of an item that illustrates your definition. In addition, how does your example use the law or principle? Is there a formula or measurement unit that is commonly used? a) Newton's Three laws of Motion a. The first law of motion states that an object will not change its speed or direction unless an unbalanced force affects it i. If you kicked a ball in space, it would keep going forever, because there is no gravity, friction, or air resistance going against it. b. The second law of motion states that acceleration is produce when an unbalanced force acts on an object. i. It is easier to push an empty shopping cart than a full one, because the full one has more mass. 1. F = ma c. The third law of motion states that for every action there is an equal and opposite reaction. i. When air rushes out of a balloon, the opposite reaction is that the balloon flies up. [Show More]

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