Keywords and topics that are found in this program: cells, x-rays,
tomography, microscope, synchrotron, electrons, magnets, speed of light.
| Topic |
Time |
| Introduction - driving to the synchrotron |
00:00 |
| Basics of cyclotrons and synchrotrons |
02:17 |
| What particles are accelerated in a synchrotron?
[example of old style T.V.s and their electron guns] |
03:05 |
| How fast is the speed of light? |
04:22 |
| How magnets are used to accelerate particles by using
magnetic attraction and repelling. |
04:30 |
| How do you separate electrons from the rest of an atom? |
05:01 |
| Linear and circular accelerators. Speed of light and energy in the
form or light and heat. |
06:25 |
| The fun names of the magnets used to speed up electrons in the
synchrotron. |
08:02 |
| Funny names of some sub-atomic particles |
08:52 |
| What's an X-ray? |
09:32 |
| Flashlight observation/activity. |
10:12 |
| How are X-rays from the synchrotron used? [CAT scans] |
10:25 |
| Projection images - 2-d versus 3-D images. |
11:37 |
| What are we able to do with this microscope when looking
at cells? |
12:56 |
|
Some basic synchrotron facts - cost - when built - size - how bright
is the A.L.S. light, size of light beam? |
14:43 |
| What other types of light besides X-rays are being used?
Light
spectrum link in the Seeing Color article. |
17:42 |
| Filming the movie "Hulk" |
18:32 |
| The synchrotron building and instruments do look like they are right
out of a science fiction movie. |
19:46 |
| What is the sound in the background? Pumps used to create a vacuum. |
20:00 |
| The story behind the use of aluminum foil.
[vacuum and tire example] |
20:38 |
| Inner accelerator ring and outer ring of the syncrotron. [standing
on top of the accelerator ring where electron are moving at almost the
speed of light] |
22:29 |
| What are the flashing red lights for? |
24:27 |
| When did you first know you wanted to be a scientist? [young
empirical scientist] |
25:49 |
| What would you do if you needed to pick another career? [teachers
should listen to this] |
26:45 |
| What advice do you have for someone thinking about becoming a
scientist? [how exciting science is and scientists as explorers] |
27:07 |
| How young children are very good at coming up with
great questions - they have keen observation skills. |
29:03 |
| Sign-off |
30:25 |
