2.7 Falling Objects | Texas Gateway
Analyzing the Apollo 15 Feather and Hammer Drop - A Basic, Introductory Free-Fall Problem - YouTube
Dropping Objects in World's Largest Vacuum Chamber | WIRED
The Physics Classroom Website
Rocket science made easy – Science in School
Will the feather fall at the same speed as the iron ball without air? Experiment in the world's largest vacuum chamber - GIGAZINE
Mythbusters - Galileo's Hypothesis Hammer and Feather Drop.mov - YouTube
Falling Feather: Physics & Mechanics Science Activity | Exploratorium
Apollo 15 Hammer-Feather Drop
Watch a Feather and Bowling Ball Fall At the Same Speed | Discover Magazine
Hammer and Feather
Feathers and Bowling Balls Act Strangely in a Vacuum | Latest Science News and Articles | Discovery
Which falls faster - a bowling ball or a feather? You'll be surprised at the answer - Mirror Online
The Physics Classroom Website
Dropping Objects in World's Largest Vacuum Chamber | WIRED
The Apollo 15 Hammer-Feather Drop - Moon: NASA Science
Does a heavier object fall quicker? – How It Works
Astronaut shows what happens when you drop a hammer and feather at the same time on the moon | Boing Boing
Watch Brian Cox test gravity in the world's BIGGEST vacuum chamber | Daily Mail Online
Science Projects for Beginners: Why Do Some Objects Fall Faster Than Others?
Which falls faster - a feather or a hammer? - BBC Teach
The Apollo 15 Hammer and Feather Drop on the moon (1971) | The Kid Should See This
TIL that on Apollo 15, a hammer and a feather were dropped on the surface of the moon to illustrate how objects of different weight fall at an equal rate without air
The Hammer-Feather Drop in the world's biggest vacuum chamber | The Kid Should See This
The Greatest Physics Demo of All Time Happened on the Moon | WIRED
