SC 130 Physical Science Laboratory 12: Circuits, conductors, and Ohm's Law

Laboratory experiments

Part I: A cell, a wire, and a bulb

[d] [Drawing of open and closed circuit. Optional: drawing of short circuit. Glue or tape into laboratory report if done by hand.]

Part II: Conductors

[t] Table of materials with electrical and heat conductivity information.

Part III: Ohm's law

[t] Table of currents and voltates for one, two, and three bulb series circuits.

Analysis

[a] [Discuss whether heat conduction is related to electrical conduction]

[g] XY scattergraph of current i versus voltage V.

[a] Resistance R based on the slope from the LINEST function.

[a] [Discuss whether data appears to be linear]

Conclusion [c]

[c] Summary of findings