Students will make an elctromagnet to try undersgtanding how they work and how they compare to permenant magnets.
|Objects, Assorted, Elec Cond Test||JE 105A - S135||1 per table|
|Battery, D 1.5V||JE-105A-S136,D100||1 per table|
|Bolts (assorted)||JE 105A-S135||1 per table|
|Clips, Paper (Large)||JE-105A-X29||1 per table|
|Compass||JE-105A-S135,S46||1 per table|
|Holder, D-Battery, Single||JE-105A-s136||1 per table|
|Long Wire||JE-105A-S135||1 per table|
|Washers (assorted, small)||JE 105A-S135||25 per table|
|Magnet, 2.5x2cm, w/ hole, class set||JE-105A-S75,S135||1 per table|
|Switch, Momentary, Contact Key, Telegraph||JE-105A-S137||1 per table|
|Wire, Copper, Insulated, #22||JE-105A-S137||1 per table|
Try to include three bolts of the same material at different lengths and one of another material that is the same size as one of the other three.
It's a good idea to keep a small flathead screwdriver with you to adjust loose screws on the telegraph switches.