Mr. Wizard's World
Pepper's Ghost, Creek Transplant, Card Trick, Oscilloscope Alarm, Vapor Trail, Balloon Pressure and more
TV-G
S3 • E1 Oct 10, 1985 25mPepper's Ghost - Explains how one can use angles between light and glass to create the illusion of one image transforming into another with pepper's ghost.
Free Fall Water - Demonstrates free fall with water remaining in a bucket with holes.
Creek Transplant - The thought, hard work, and care that went into rerouting a river in Colorado.
Hidden Order Card Trick - Shows how to organize a deck of cards so that a desired card is revealed after drawing and replacing a card for each letter spelling that card out.
Oscilloscope Alarm - Explains with an oscilloscope and sound generator how high-frequency (inaudible) sound waves can make burglar alarms.
Vapor Trail - Describes how condensation from the disturbance of atmosphere by an airplane can form clouds behind it.
Balloon Pressure - Demonstrates how the elasticity of a balloon with less air may counter-intuitively force air into a balloon with more after creating a barometer with fluid, valves, and balloons.
Free Fall Water - Demonstrates free fall with water remaining in a bucket with holes.
Creek Transplant - The thought, hard work, and care that went into rerouting a river in Colorado.
Hidden Order Card Trick - Shows how to organize a deck of cards so that a desired card is revealed after drawing and replacing a card for each letter spelling that card out.
Oscilloscope Alarm - Explains with an oscilloscope and sound generator how high-frequency (inaudible) sound waves can make burglar alarms.
Vapor Trail - Describes how condensation from the disturbance of atmosphere by an airplane can form clouds behind it.
Balloon Pressure - Demonstrates how the elasticity of a balloon with less air may counter-intuitively force air into a balloon with more after creating a barometer with fluid, valves, and balloons.
