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136 видео
Bare Filament
Diffraction Through a Circular Hole
A Demonstration of Fiber Optics
Comparing Telescope Light-Collecting Areas
Neutrinos: Messengers from the Center of the Sun
Image Formation: Stamp 3
An Introduction to Stellarium
Addendum: "How Close Do I Have To Get To The Moon To Be Pulled Harder By Its Gravity Than Earth's?"
The Doppler Effect: solving for the speed of the source
How Close Do I Have To Get To The Moon To Be Pulled Harder By Its Gravity Than Earth's?
Image Formation: Stamp 2
Doppler Effect example: Piano on a Train
The Thermite Reaction in Slow-Motion
Telescope Magnification
Image Formation by Half a Lens
Image Formation: Locust 2
Skydiving and Terminal Velocity
Demonstration of the Inverse Square Law for Light
Where is the "balance point" between the Earth and Moon?
Using The SteadyPix Phone Adapter
Why is Magnetism Important on the Sun?
Microscopes: How They Work
Image Formation: Locust 1
Image Formation: Stamp 1
Try this one simple trick to understanding moon phases
Spinning Springs
Telescopes
Moon Phases
A Dual-Wattage Soldering Iron: An Example Circuit that uses a Diode
What is the Basic Structure of the Sun?
Seasons
How do we represent really small numbers?
The Doppler Effect: a numerical example with sound reflecting off a moving object
Spinning Water: The Mathematical Explanation
Diffraction Gratings and Spectra
Using The SkyScanner 100
Diffraction Through a Narrow Slit
image Formation by a Lens or Mirror
