Chapter 11 Lesson 2

Science 5th hour

Newtons laws

Newtons 1st law an object in motin will stay in motion and a object at rest will tend to stay at rest unless the object is acted upon. Newton's second law The acceleration of an object is dependent upon the force acting on the object and mass of the object. Newtons 3rd law Every action has equal and opposite reaction

Gravity

Gravity is a force that pulls you back unto the earth.

EX.your weight on the earth is different from the moon.

Friction

There are many diffrent kinds of friction.Some exanples would be static friction and rolling friction.

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