Exploratorium
Exploratorium: Science Snacks: Center of Gravity
This activity demonstrates an easy way to find the center of gravity of an object.
Science Buddies
Science Buddies: Balancing Act: Finding Your Center of Gravity
Like to have the balance of a tightrope walker? Try the more close - to - the - ground balancing test in this easy experiment to learn a few trade secrets of the high wire experts. In this project, you'll find your center of gravity and...
Science Buddies
Science Buddies: What Goes Up, Must Come Down
Standing on a balcony near the top of the 179-foot tall Tower of Pisa, a young scientist dropped two iron balls into the crowd below. The scientist, young Galileo, was not trying to knock his fellow professors on the head, but was trying...
Science Buddies
Science Buddies: Tightening the Turns in Speed Skating
Fast turns around the track can become your laboratory tests in these experiments, whether you skate on ice, wood, or pavement. The goal is to determine which type of turns are best in a race - tight, medium, or wide - and then to figure...
Science Buddies
Science Buddies: Distance and Speed of Rolling Objects
This project is an experiment in classical physics. You'll be following in Galileo's footsteps, and investigating Newton's laws of motion, but you'll be taking advantage of modern video recording technology to make your measurements. The...
Exploratorium
Exploratorium: Science Snacks: Take It From the Top
Play with the center of gravity as you balance a set of blocks in a way that looks impossible.
![Cosi Columbus: Balloon Rockets [Pdf] Activity](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Cosi Columbus: Balloon Rockets [Pdf] Activity")
Center of Science and Industry
Cosi Columbus: Balloon Rockets [Pdf]
Science experiment that demonstrates Newton's Third Law by launching rockets made out of balloons. Includes full list of materials, procedures, and scientific explanation of what causes balloons to shoot forward and how you can make them...
Science Buddies
Science Buddies: How Does the Intensity of Light Change With Distance?
How far would you have to travel so that the light of the full sun would provide "daylight" no brighter than twilight on Earth? This project describes a method to verify the inverse square law: how light, sound, electrical signals, and...
Exploratorium
Exploratorium: Science Snacks: Soap Film Painting
Investigate the constructive and destructive interference of waves as they reflect off the front and back surfaces of soap film. See what colorful effects can be created on a large, vertical soap film surface where gravity comes into play.