Copy the link of the video page and paste it here:
Example: http://www.youtube.com/watch?v=a7FQPMiph9M
NEW!. You can download videos from Vimeo!. :-)
Utils:
 |
Radiation: Range in Air A video demonstrating the range in air of radiation emitted from three different sources: Plutonium-239, an alpha source; Strontium-90, a beta source; and Radium-226, a gamma source. Tags: Boffin, David, Dr, GCSE, IB, IGCSE, Quantum, Roberts, air, alpha, atom, atomic, beta, constant, counter, decay, demo, demonstration, demonstrations, demos, electron, engineering, experiment, gamma, geiger, gm, half, half-life, helium, in, inverse, law, level, life, lives, muller, neutron, nuclear, particle, physical, physics, plutonium, properties, proton, radiation, radiations, radioactive, radioactivity, radium, range, school, science, source, square, strontium, teacher, teaching, tube 1 Downloads - Last from: http://downthisvideo.com/ (Your Blog here!) |
| 