The Intricacies of Circular Motion: A Deep Dive

Welcome to Lesson 7 of Dianna's Intro Physics Class, where we unravel the mysteries behind circular motion. Today's theme: "You spin me right round, baby, right round." Prepare to be captivated as we explore the forces that keep objects moving in circles, from the dynamics of a skateboarding trick to the vast cosmos.

Unveiling the Mass of the Earth: The Universal Law of Gravitation

Have you ever pondered over the enigma of the Earth's mass? How did scientists manage to calculate it? The answer lies in the genius of Newton's universal law of gravity. Let's embark on this scientific journey together.