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Tools: Geometry and Time

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

slow version of animated HR diagram fast versio...

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

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

Detecting gravitational waves

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Enhancing Strategic Discourse Systematically us...

Animation courtesy of The Virtual Telescope Pro...

Shooting a hockey puck

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

The Luge track

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

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

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

Observe an Iridium Satellite Flare

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

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

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

Measure the Earth's Radius with a Stopwatch

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