Topic 2 Electricity

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

• 1 Ohm
• 3 Ohms
• 4 Ohms
• 12 Ohms

Tags

CCSS.7.NS.A.1C

What is current measured in?

• Ω (Ohms)
• V (Volts)
• A (Amps)
• W (Watts)

What is resistance measured in?

• Ω (Ohms)
• V (Volts)
• A (Amps)
• W (Watts)

Electricity that flows in a closed path is called a

• path
• current
• circuit
• light

What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?

• 25 V
• 10 V
• 2.5 V
• 0.4 V

Tags

CCSS.8.EE.C.7B

The mathematical relationship among Voltage, Current, and Resistance

• Faraday's Law
• Tesla's Law
• Edison's Law
• Ohm's Law

Current times Resistance equals
 (I X R)

• Power
• Voltage
• Amperage
• Ohm

Voltage divided by Resistance

(V / R)

• Current

• Power

• Ohms

• Watts

Tags

CCSS.8.EE.C.7B

If the Voltage is increased and the resistance stays the same, Current will

• Increase
• Decrease
• Stay the same
• X

This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?

• 3 Amps
• 192 Amps
• 2 Amps
• 4 Amps

Tags

CCSS.7.NS.A.1C