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Title: String Breaker
PIRA: 1F 20.10

Demonstrates: Inertia.
Description: An iron ball is suspended vertically by monofilament and a rod is suspended from the iron ball. If the rod is given a quick jerk the bottom string breaks. If the rod is pulled slowly the upper string breaks.

Instructions: Set up as shown in schematic. First jerk bottom string to break; replace filament; then pull slowly. Iron mass should fall.

Items Used: Monofilament (3 or 4 equal lengths), Iron mass, foam to catch iron mass.

Notes: Requires dedicated set-up time and practice by instructor. Math Description: None.

Size: 3' x 4" Condition: Good. Hazard: Iron mass falling on foot.

Schematic: 1F 20.10 Tech Specs: None. Web Links: Video Created for Online Class
History: In-house origin.

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