[0:05] What is a Shadow? [0:33] What is Rust? [1:05] What is Friction? [1:40] What is a Magnet? [2:11] What is Pollination? [2:50] What is Reflection of Light? [3:20] What is a Magnetic Compass? [3:58] Solar Eclipse [4:28] What is Gravitational Force? [5:00] What is Neutralization Reaction? [5:43] Introducing Distance and Displacement [6:33] 12. First Law of Reflection
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