Term |
Definition |
Work |
A force applied to an object that is moved in the direction of of the applied force |
Inertia |
A property of matter; it tends to resist changing its motion |
Fulcrum |
The pivot point in a lever |
Motion |
A measurable change in position |
Speed |
The rate of motion |
Friction |
A force that opposes motion |
Subtraction |
Math equation when force arrows are pointed in opposite directions |
Wheel and Axle |
Two connected wheels in which the larger wheel is used to turn the smaller wheel |
Kinetic |
The energy of motion |
Mechanical Advantage |
The reduced force required when using a machine |
Pulley |
A rope belt or chain wrapped around a grooved wheel |
Vector |
A line or direction of force |
Force |
A push or pull |
Wedge |
A double inclined plane |
Energy |
The ability to do work |
Distance |
Work = Force x ________ |
Equilibrium |
Balanced forces |
Net Force |
The sum of all forces acting on an object |
Potential Energy |
Energy stored by its elevation or shape |
Mass |
Force = _______ x Acceleration |
Velocity |
Speed in a given direction |
Transformed |
Energy is not created or destroyed just __________ |
Inclined Plane |
Scientific name for a ramp |
Acceleration |
A change in either speed or direction caused by unbalanced forces |
Mechanical Energy |
The sum total of potential and Kinetic energy |