[SC F2] 7.1 (C) Ohm's Law

How many Volts would it take to push 1 A through a resistance of 1 Ω

• 10 V

• 1 V

• 48 V

• 5 V

What size resistor would produce a 3 A current flow with a 12 V battery

• 1 Ω 

• 3 Ω

• 4 Ω

• 12 Ω

How many Volts would we need to produce a current flow of 8 A through a 6 Ω resistor

• 12 V

• 24 V

• 1.3333 V

• 48 V

What letter represents Current?

• A
• I
• R
• E

What is resistance measured in?

• Ω (ohm)

• V (volt)

• A (ampere)

• W (watt)

What is current measured in?

• Ω (ohm)

• V (volt)

• A (ampere)

• W (watt)

How do you calculate voltage?

• Current X Resistance
• Resistance ÷ Current
• Current ÷ Resistance
• Measure it with a ruler

Tags

NGSS.HS-PS2-4

How do you calculate current

• Resistance X Voltage
• Voltage X Resistance
• Resistance ÷ Voltage
• Voltage ÷ Resistance

What voltage is needed to cause a 2A current flow through a 10Ω resistor?

• 5V
• 0.2V
• 20V
• 200V

What resistance is needed to cause a 20A current flow because of a 100V battery?

• 0.2Ώ
• 2000Ώ
• 120Ώ
• 5Ώ