DNP
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17 Terms
What are the two categories of force?
Contact and Field Force
Vectors represent what of an FBD?
Arrows
What two characteristics do vectors represent?
Magnitude and direction
What is the unit of measurement for forces?
Newtons
Define Newton’s First Law of Motion and Inertia and give an example
An object will stay at rest unless an unbalanced force acts upon the object. (Spinning top demonstration)
Define Newton’s Second Law of Acceleration
Fnet=ma
1 newton is equivalent to
1 kg mass and an acceleration of 1 m/s2
Define net force of a system?
The sum of all the forces acting on a system
Define Newton’s Third Law of Motion
For every action there is an equal but opposite reaction
Define Contact Force
When two objects come in contact of each other
Tension Ft
Contact Force
Friction Ff
Contact Force
Spring Fspring
Contact Force
Applied Fapp
Contact Force
Normal FN
Contact Force
Gravity Fg
Field Force
Buoyant Force
Contact Force
Note 
Flashcards (55)