What is the unit of measurement for voltage?

• Volts

• Watts

• Ohms

• Amps

In Ohm's Law, what does the symbol 'I' represent?

• Voltage

• Current

• Power

• Resistance

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NGSS.HS-PS2-5

What happens to the brightness of LEDs in a series circuit when more loads are added?

• It fluctuates

• It increases

• It decreases

• It remains the same

In a series circuit, what happens if one of the LEDs is removed?

• The brightness of other LEDs increases

• The brightness of other LEDs decreases

• The circuit stops working

• The circuit continues to work

How do you calculate the total resistance in a series circuit?

• Multiply all resistances

• Divide all resistances

• Add all resistances

• Subtract all resistances

What is the total resistance of a series circuit with resistors of 6 ohms, 4 ohms, and 14 ohms?

• 6 ohms

• 10 ohms

• 14 ohms

• 24 ohms

In a parallel circuit, what remains constant across each load?

• Power

• Voltage

• Resistance

• Current

What happens to the current in a parallel circuit when more paths are added?

• It increases

• It decreases

• It remains the same

• It fluctuates

How do you calculate the total resistance in a parallel circuit?

• Subtract all resistances

• Multiply all resistances

• Add all resistances

• Add the inverses of all resistances

What is the total resistance of a parallel circuit with resistors of 2 ohms, 3 ohms, and 6 ohms?

• 6 ohms

• 3 ohms

• 2 ohms

• 1 ohm