nadavacademy
← All courses
🍎

Physics

Why Things Fall

Gravity, motion, and the surprisingly weird rules behind everyday falling.

0 / 3 lessons complete

Unit 1 · The Ground Rules

  1. The oldest wrong answer in physics For 2,000 years everyone "knew" heavy things fall faster. Everyone was wrong. 3 min
  2. Galileo's two-ball trick A thought experiment — no leaning tower required — that proves heavy and light must fall together. 4 min
  3. Why heavier things don't fall faster In a vacuum a hammer and a feather hit the ground together — mass doesn't change how fast things fall. 5 min
📝 Unit 1 Quiz — The Ground Rules Quiz · not attempted yet

🎓 Final exam

🎓 Why Things Fall — Final Exam Exam · not attempted yet