Light the Match.

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(C)Properties of Heat and Matter - C+65: Radiation

Parabolic mirrors: Light bulb ignites a match. Two metal parabolic mirrors are exactly aligned facing each other, about a meter apart. A 500W bulb is set at the focus of one mirror and a match at the other. As the variac is turned up, the match will begin to smoke, and in about 30 seconds, burst into flames. RADIATION

UCB Index:

C+65+2

PIRA Index:

4B40.10

Demo Diagram: