Abchasien

slow version of animated HR diagram fast versio...

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

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

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

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

Observe an Iridium Satellite Flare

Shooting a hockey puck

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

Animation courtesy of The Virtual Telescope Pro...

Measure the Earth's Radius with a Stopwatch

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

Tools: Geometry and Time

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

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

Enhancing Strategic Discourse Systematically us...

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

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

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

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

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

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

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

The Luge track

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

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

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

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

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

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

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

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

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

Detecting gravitational waves

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

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