Electric Circuits

What unit is used to measure voltage?

• Ohms

• Omega

• Volts

• Amps

What unit is used to measure current?

• Ohms

• Omega

• Volts

• Amps

What unit is used to measure resistance?

• Ohms

• Omega

• Volts

• Amps

What is the voltage of a circuit with 4 ohms of resistance and 3 amps of current?

• 12 V

• 21 V

• 4/3 V

• 3/4 V

What is the current in a circuit with 6 ohms of resistance and a battery containing 24 Volts?

• 1/4 A

• 144 A

• 4 A

• 0.4 A

The picture shows an electrical circuit. This circuit is a series circuit because: 

• It has 3 light bulbs.
• The same current flows through all three light bulbs.
• It uses a single battery.
• The electrical current is divided between the three light bulbs.

This is the symbol for a _____?

• switch
• light 
• battery
• wires

This is the symbol for a _____?

• Lamp
• Water wheel
• Loudspeaker
• Motor

Does this diagram represent a series or parallel circuit?

• series circuit
• parallel circuit

What is Ohm's Law?

• a time to meditate...ohmmmm.

• a relationship between resistance, current, and voltage

• the relationship between current, voltage and charge

• the relationship between voltage, resistance, and charge