Blog Archives

How to jump the Grand Canyon with a skateboard and physics formulas

In 2005 skateboard professional Bob Burnquist nearly died in one of his first attempts to jump his board into the Grand Canyon after completing an impressive 50-50 grind. He lived and performed his spectacle and landed safely by parachute .

Posted in Falling, air resistance

Do heavy objects really fall faster?

If two equally shaped objects with different masses fall down, Which one will hit the ground first? a. the lighter object (light objects accelerate faster) b. the heavier object (because of higher gravity forces) c. both land at the same time (mass

Posted in 2. Force, Motion, Energy, Falling, air resistance

Dropping hammer and feather on the moon: Nasa Apollo 15 mission (LM Falcon)

Hammer and feather are being dropped during the Apollo 15 mission in July / August 1971. The feather is a falcon feather, appropriately chosen as the name of the Lunar Module also was Falcon. Video shows the drop in the atmosphere absence

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Posted in 2. Force, Motion, Energy, Falling, air resistance, space

Ball and feather fall in vacuum

What to do with an obsolete nuclear reactor? RIGHT! Imitate the feather and hammer drop experiment on the moon during a Falcon mission. Just pump all the air out of the concrete dome, hoist a bowling ball and a bunch

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Posted in 2. Force, Motion, Energy, Falling, air resistance, pressure
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