Common Free-Fall Pitfalls (7:19)
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Yes, there are mistakes that many people make when it comes to free-fall acceleration problems. I dispel many misconceptions and explain both why people think they are true and why they actually aren’t. Oh, and there are some special effects too!
Content Times: 0:14 Review of the Basics of Free-Fall 1:04 1st Misconception - The acceleration on the way up is positive 2:09 2nd Misconception - The initial velocity going upward is zero 2:45 3rd Misconception - A thrown ball will accelerate faster than a dropped ball 4:00 Reminder - Velocity at the top is zero 4:29 4th Misconception - The acceleration at the top is zero 6:36 Review |
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If you ever think to yourself "Why does he teach us about common misconceptions?" or "Why does he include student mistakes in his videos?",
please read this Time Magazine article by Annie Murphy Paul, "The Bigger Ball Drops Faster—and Other Myths of Physics".
please read this Time Magazine article by Annie Murphy Paul, "The Bigger Ball Drops Faster—and Other Myths of Physics".