US$ 45.00
5 inches long with no fixed pitch
freezing ripple-tank patterns into stable
this demonstration electroscope detects and visually quantifies the magnitude of static charges
Hundred-milliamp DC scale on a 315x115mm laminated panel with sealed shunt
firing a 19mm ball up to 10 feet with less than 1cm scatter
Basic No. V Microscope Slide Set, 15-Piece Capacity_500mL 5 inches long with noBasic 15 slide set pairs common plant and animal tissue preparations for short unit microscopy coursework in middle school and early high school.
US$ 45.00
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