US$ 86.02
both AC and DC simultaneously
Six equal-mass 100g cylinders in copper
supporting detailed cardiac anatomy coursework
filled with iron filings whose alignment renders 3D field lines around any bar magnet up to 0
Rubber Vinyl Lab Apron, Medium Science at Home_Physical Science both AC and DC simultaneouslyRubberized vinyl halter bib apron in medium, providing waterproof, chemical resistant protection for chemistry, dissection, and art room work.
US$ 86.02
US$ 59.95
US$ 164.06
US$ 100.63
US$ 39.95