Understanding Voltage and Circuits

Which element do you use to measure the voltage?

• Multimeter

• Voltmeter

• Protoboard

• Wires

What color is typically used for the positive wire?

• Green

• Yellow

• Blue

• Red

What color is typically used for the negative wire?

• Red

• Blue

• Black

• Green

Name a component of a circuit named in class.

• Rubber

• Capacitor

• Motor

• Resistor

What is the purpose of connecting wires in a circuit?

• To increase the resistance in the circuit.

• To store electric energy for later use.

• To insulate the components from each other.

• The purpose of connecting wires in a circuit is to facilitate the flow of electric current between components.

Which component allows you to organize wires, connect resistors and LEDs?

(a)