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HINTS ON HOMEMADE APPARATUS
LESSONS ON WATER 28
LESSONS ON ELECTRIFIED THINGS AND ON MAGNETS
3 other sections not shown
air pressure angle balance basin of water beam of light begins to fall Blow bottle bottom brush bubble burn calcium chloride camphor candle cardboard centre of gravity chimney cold water colour cool cork crystals dissolve dries drop Easy experiments edge electrified feather find the weight finger fire flannel flat floats fountain pen gas flame gently glass tubing glass tumbler Hang Hold a piece hole inches knitting needle Leave light is reflected looking-glass magnet mirror move nail narrow Notice pendulum piece of wood pins Place pole prism pull pushed quickly raise round rubbing salt solution saltpetre sandpaper scraps of paper seen sewing needle sheet of paper side sieve silk sinks slowly soap solution stick string sugar surface of water swing thin things thread tilt tin lid touch upright washing soda water of crystallization wick window wire gauze