מערכת מים Loon

slow version of animated HR diagram fast versio...

I've exaggerated the actual shifts by a factor ...

Observe an Iridium Satellite Flare

The spherical mini-waves expand outward and ove...

Measure the Earth's Radius with a Stopwatch

So, putting it all together, if light behaves l...

Now, what happens if we watch the ropeover a lo...

The Luge track

Copyright © Michael Richmond.This work is licen...

So, let's move the student farther away.(Click ...

Animation courtesy of The Virtual Telescope Pro...

What happens is that a small section of the pla...

Enhancing Strategic Discourse Systematically us...

For example, consider a ball rolling towards a ...

Tools: Geometry and Time

Day 1 - 80 Click on the graph to see what happens.

Now, suppose light acts like a wave instead.If ...

Detecting gravitational waves

The other half of the time (25% overall), theph...

Now, watch again as I put one of the little pha...

Deep inside some stars,the conditions --- tempe...

Look at the time between two successive peak po...

Joe then hops onto the Green Navy ship Green Fl...

Shooting a hockey puck

(Click the image below to watch Red-Navy-time m...

To make things EVEN simpler,let's assume that t...

Day 401 - 500 Click on the graph to see what ha...

Click on the picture above to blink the two ima...

Copyright © Michael Richmond.This work is licen...

Since 50% of the photons from the laser will pa...

All the waves we've seen so far havenot moved.W...

Click on each picture to see an animated sequen...

Here are the ships of the Red Fleetwhich happen...

It might help to answer a few simple questions....

Now, watch again as I put one of the little pha...