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Elem Chem/Phy 7
Question | Answer |
---|---|
Friction | A force that holds back the motion of an object |
Traction | The friction between two objects that keeps them from sliding across each other. |
Adhesion | The sticking together of two different materials . |
Cohesion | The material sticking to itself. |
Lubricant | A substance that reduces friction |
Drag | The friction that slows an object as it moves forward through air or water. |
Gravity | Falling towards the center of the earth. The force God created. |
The law of universal gravitation | The closer things are to one another, the more powerful the attraction. |
Terminal Velocity | The object will continue at the same velocity; it will not speed up or slow down. |
Centripetal Force | A force that acts on a body moving in a circular path and is directed toward the center around which the body is moving. |