There are three of Newton's laws. The first law, also called the "Principle of Inertia", states that a body subjected to no force or balanced forces moves in a straight line at constant speed. The second law states that the force applied to an object is equal to its mass multiplied by its acceleration (F=ma). The third law, called the "Principle of Reciprocal Action", states that for every action there is an equal and opposite reaction. To illustrate these laws, let us take the example of a car. If the car is stationary and the driver does not press the accelerator, it will not move. This is because the car is subject to balanced forces. If the driver presses the accelerator, the car will accelerate. The harder the driver presses the accelerator, the faster the car will accelerate. This is due to Newton's second law which states that the greater the force applied to an object, the greater its acceleration. Finally, Newton's third law states that for every action there is an equal and opposite reaction. Thus, when the car moves forward, it exerts a force on the road that is equal and opposite to the force exerted on it by the road. This force is called the frictional force and it is what causes the car to brake. I hope this explanation has helped you understand Newton's laws better!