Thursday, May 10, 2007

Newton's Three Laws

Recently in class, i learned about Newton's three laws of motion.

The first law of motion states that an object at rest will remain at rest and an object in motion will remain in motion at constant velocity unless acted upon by an unbalanced force. An example of this would be someone that has their seatbelt on in a car and and suddenly pushes on the brake.

Newton's second law of motion shows how force, mass, and acceleration are related. An example would be when you push just a swivel chair compared to when you're pushing the swivel chair with SOMEONE IN IT.

The third law of moition states that for every action, there is an equal and opposite reaction. An example of the third law: when you type on a keyboard you press a key and on the computer screen you see the letter you typed.

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