How Much is a Mermaid Attracted to a Doughnut? (6:20)
How Much is a Mermaid Attracted to a Doughnut? A practical, everyday example of Newton’s Universal Law of Gravitation. This is an AP Physics 1 topic.
0:08 Translating the problem
0:42 The Force of Gravity Equation
1:47 Solving the problem
2:24 How to do “times ten to the” on your calculator
2:45 Correcting our mistake
3:42 Visualizing these forces
4:14 Why do the objects not move?
5:36 What if the mermaid and donut were the only two objects in the universe?