Physics and Our Universe: How It All Works Season 1 Episode 8 Using Newton's Laws: 1-D motion

Using Newton's Laws: 1-D motion is the eighth episode of the first season of the show Physics and Our Universe: How It All Works. In this episode, viewers will learn about the three laws of motion formulated by Sir Isaac Newton and how they apply to objects in one-dimensional (1-D) motion.

The episode begins with an overview of Newton's first law, also known as the law of inertia. The law states that an object at rest will remain at rest and an object in motion will remain in motion at a constant velocity unless acted upon by an external force. The host explains how this law explains why a book won't move unless someone picks it up or why a ball will keep rolling on a flat surface unless a force such as friction stops it.

Next, the episode focuses on Newton's second law, which states that the acceleration of an object is directly proportional to the force applied to it and inversely proportional to its mass. The host uses several examples, including a roller coaster and a rocket ship, to explain how the second law works and how it can be used to calculate the net force acting on an object.

Finally, the episode explores Newton's third law, which states that for every action, there is an equal and opposite reaction. The host demonstrates how this law applies to objects in 1-D motion, such as a car colliding with a wall and a person pushing a shopping cart. The host also explains how this law can be used to calculate forces in situations where multiple objects are interacting with each other.

Throughout the episode, the host uses graphics and animations to help illustrate the concepts being discussed. The show also includes interviews with experts in the field, who provide additional insight and perspective on the topics covered.

Using Newton's Laws: 1-D motion is a great episode for anyone interested in physics and how the laws of motion apply to our everyday lives. Whether you're a student, a teacher, or simply curious about the world around you, the show provides a clear and engaging introduction to these fundamental concepts. So if you're looking to expand your knowledge of physics and our universe, be sure to check out this episode and the rest of the series!