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TAKS Science

Objective 5 Vocabulary

Momentum - An object's mass is multiplied by speed or velocity
Acceleration- The change of speed over time
Mechanical advantage- The ratio of output force to input force. This ratio can be used to determine the efficiency of a machine.
Newton's 1st law- Any object in motion will remain in motion (or at rest will remain at rest) until acted upon by some outside, unbalanced force.
Newton's 2nd law- Force is the product of mass and acceleration.
Newton's 3rd law- When an object exerts a force on an object, that object exerts an equal and opposite force on the other object.
Polarization- A way of describing the direction that waves of light travel.
Interference- Occurs when two or more waves come together. It can be constructive (the two waves combine to become bigger) or destructive (the two waves become smaller or disappear)
Created by: U0105006