Student Exploration: Circuits (Gizmos) Study Guide Questions And Correct Answers

How does changing the battery's voltage affect the current? {Ans: The higher the battery voltage, the greater the flow of current in the circuit.}Use the Ammeter to measure the current in various parts of the circuit. Is the current the same throughout, or does it change? {Ans: The current is the same throughout.}C. A parallel circuit with a 15-ohm light bulb and a 20-ohm resistor. {Ans: 8.57}Form hypothesis: How do you think the total resistance of a parallel circuit is calculated? {Ans: By using the resistance formula.}A. A parallel circuit with a 20-ohm resistor and a 10-ohm resistor. {Ans: 6.67}How do you think increasing the resistance in a circuit will affect the current in the wire? {Ans: The flow of the current will decrease due to the resistance.}Use the Ammeter to measure the current in various parts of the circuit. Is the current the same throughout, or does it change? {Ans: yes the current is the same throughout.}What is the mathematical relationship between voltage (V), resistance (R), and current (I)? {Ans: V= IxR}Extend your thinking: Household appliances are usually connected in a parallel circuit. Why do you think it might be a