OScienceScene.com 4.(4) PHSA 1050 Topic 9 Lab Lamp Lamp B Lamp A Series Circuit Voltage Location A1A2 -- Lamp A B1B2 C1C2 -- -- Lamp B - Lamp C Across Power Supply -- (Entire Circuit) 5.(4a) How does the voltage across the lamps compare? 6.(4b) How does the voltage of each lamp compare with the voltage of the power supply? Describe how the voltage changes? 7.(6) Location A2B2 Lamps B B1C1 -- Lamp C Current A1 Power Supply -- Lamps A & B & C (Entire Circuit) 8.(7) Describe the current throughout the circuit. How does the current change? Part D - Comparing Series and Parallel Circuits 1.(1) Which circuit (series or parallel) is the brightest? 2.(2) Which circuit (series or parallel) is the dimmest? 3.(3) From which circuit did removing one bulb cause the others to go out? 4.(4) From which circuit did removing one bulb not cause the others to go out? 5.(5) List the general requirements needed for any circuit to function. 6.(6) Describe and compare voltage in parallel and series circuits 7.(7) Describe and compare current in parallel and series circuits. April 2