April 2012
Beginner
378 pages
13h 58m
English
You’ll need the following items to complete this lab session. (The standard kit for this book, available from www.thehomescientist.com, includes the items listed in the first group.)
Leads, alligator clip (2)
Ruler
Aluminum foil
Batteries, 9V transistor (5, 7, or 9)
Gel casting comb materials (see text)
Marking pen (Sharpie or similar)
Plastic containers (see text)
Scissors
Tape (electrical or masking)
There’s a time-honored custom in science: we scientists build our own apparatus. Not always, of course, nor even most of the time. Nowadays, anyway. Sometimes it’s cheaper, easier, and faster just to buy what we need. But when we need ...
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