Circuits Review

You are cleaning your favorite physics teacher's room at the end of the year and find a rubber hose, a metal washer, a copper cylinder, and a wooden rod. Which of these items are conductors?

• Rubber Hose

• Metal Washer

• Copper Cylinder

• Wooden Rod

What is a conductor? Relate it to what we have been discussing in class.

• The person driving the choo-choo train

• Allows the flow of electrons in one or more directions

• A person who leads the band

Which of the following scenarios has the lowest resistance?

• Bright Light Bulb

• Dim Light Bulb

• A Light Bulb that isn't lit

Which of the following has the most resistance?

• Conductors

• Semiconductors

• Insulators

• Superconductors

What is the reading on this Ammeter?

• .5 Volts

• .5 Ohms

• .5 Amps

• None of these

If a series circuit has 6 amps and 2 ohms of resistance, what is the voltage?

• 3 Volts

• 12 Volts

• 8 Volts

• 4 Volts

What type of circuit is this?

• Parallel Circuit

• Series Circuit

• Short Circuit

• Open Circuit

What is the total resistance in this circuit?

• 315 ohms

• 324 ohms

• 25.7 ohms

• 90 ohms

The current through one resistor in a parallel circuit is always

• the same as the current in the other resistors

• less than the total current in the circuit

• equal to the total current in the circuit

• more than the total current in the circuit

The symbols in the diagram indicate

• one battery, three resistors and one closed switch

• one capacitor, three lamps and one closed switch

• one battery, three lamps and one open switch

• three resistors, one open switch and one battery