Term
click below
click below
Term
Normal Size Small Size show me how
Physics: Vocab 4
Vocabulary for Physics
Term | Definition |
---|---|
Force | any push or pull on an object |
Free body diagrams | diagrams used to show the magnitude and direction of all forces acting on an object |
Normal force | the force that acts on a surface in a direction perpendicualr to the surface |
Weight | the gravitational force exerted on an object |
Newton's First Law of Motion | An object at rest or in motion will remain in that state unless an unbalanced force acts on the object |
Newton's Second Law of Motion | the net force on an object is equal to the mass times the acceleration |
Newton's Third Law of Motion | For every action, their is an equal and opposite reaction |
Net force | the sum of all the forces acting on an object |
Equilibrium | the condition in which the net force on an object is zero |
Newton's Law of Gravitation | states that every particle in the universe attracts every other with a force that is proportional to the product of their masses and inversely proportional to the square of distance between them |