Test-Electricity

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)

What is Resistance?

• The flow of electrons

• Electric potential difference

• The ability to reduce the flow of electrons

• A battery

Electricity that flows in a closed path is called a

• path
• current
• circuit
• light

Tags

NGSS.HS-PS2-5

Voltage divided by Resistance

(V / R)

• Current

• Power

• Ohms

• Watts

Voltage divided by Current

(V / I)

• Current

• Power

• Resistance

• Watts

Current times Resistance equals
 (I X R)

• Power
• Voltage
• Amperage
• Ohm

What size resistor would produce a 4 Amp current flow with a 12 Volt battery

• 1 Ohm

• 3 Ohms

• 4 Ohms

• 12 Ohms

How many Volts would it take to push 1 Amp through a resistance of 1 Ohm

• 10 volts
• 1 volt
• 48 volts
• 5 volts

This circuit has a 24 volt battery and the resistor is 12 ohms. How many amps are running through the circuit?

• 3 Amps

• 192 Amps

• 2 Amps

• 4 Amps