What people are saying - Write a review
We haven't found any reviews in the usual places.
THE TAMING OF ENERGY
WHEN PHYSICS GOES FARMING
SOUND RIDES THE WIRE
17 other sections not shown
Other editions - View all
airplane alternating current amplifier atoms autogyro beam broadcasting bulb camera carry cent chemical color cool crystals developed device discovery disk efficient elec electrical electrons emit emulsion energy engine fibers filament film flying glass heat helium human hundred hydrogen Iconoscope incandescent lamp inch infra-red intº Kinescope laboratories lamp lens lenses less light waves magnetic material matter mechanical ment metal methods microscope million modern molecules motion picture needed needle º º operation ordinary particles photographic photons phototube physicist physics plane plant plates polarized possible problem produced radio receiver radio waves radium rays record refrigerators result scientific scientists screen sensitive signals sound waves spectrograph spectroscope spectrum speed stored telephone telescope television temperature thousand tiny tion transmitter tungsten ultra-violet vacuum tube vapor vibrations wavy line wings wires X-rays