The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass.

In simpler terms:

* More force means more acceleration: The harder you push something, the faster it speeds up or slows down.

* More mass means less acceleration: A heavier object will accelerate less than a lighter object with the same force applied.

Mathematically, this is represented by the equation:

F = ma

Where:

* F is the net force acting on the object (in Newtons, N)

* m is the mass of the object (in kilograms, kg)

* a is the acceleration of the object (in meters per second squared, m/s²)

Key points:

* This law applies to both linear and rotational motion.

* It's a fundamental principle in physics that governs the motion of objects in our everyday world.

* The second law of motion is what allows us to understand how objects move in response to forces.