Power
The Rate At Which Work Is Done Or Energy Is Transferred.

Second Law Of Thermodynamics
A Law Stating That Entropy In A Closed System Always Increases Over Time.

Simple Machine
A Device That Changes The Magnitude Or Direction Of A Force, Such As A Lever Or Pulley.

Third Law Of Thermodynamics
A Law Stating That As Temperature Approaches Absolute Zero, The Entropy Of A Perfect Crystal Approaches Zero.

Torque
A Rotational Force That Causes Angular Acceleration Around An Axis.

Rotational Motion
The Movement Of An Object Around An Axis, Described Using Torque And Angular Momentum.

Speed
The Magnitude Of Velocity, Representing How Fast An Object Moves Regardless Of Direction.

Acceleration
The Rate Of Change Of Velocity Over Time, Central To Newton Second Law.

Momentum
The Product Of An Object Mass And Velocity, Conserved In Isolated Systems According To The Law Of Conservation Of Momentum.

Law Of Conservation Of Momentum
A Principle Stating That The Total Momentum Of A Closed System Remains Constant Unless Acted Upon By An External Force.