Circuits Recap

Circuits Recap

Welcome to our live science lesson

Multiple Choice

The electrical potential that pushes the electricity through a circuit is called...

• resistance

• voltage

• current

• switch

Multiple Choice

Which of the following is the symbol of battery?

Multiple Choice

Which of the following is the symbol of bulb?

Multiple Choice

When electron can flow through a path, the path is known as

• Circuit

• Pathway

• Wires

• Electron road

Multiple Choice

When electron can flow through a path, the path is known as

• Circuit

• Pathway

• Wires

• Electron road

Multiple Choice

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

• Increase

• Decrease

• Stay the same

• X

Multiple Choice

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

• Increase

• Decrease

• Stay the same

• X

Multiple Choice

Voltage divided by Current

(V / I)

• Current

• Power

• Resistance

• Watts

Multiple Choice

Current times Resistance equals

(I X R)

• Power

• Voltage

• Amperage

• Ohm

Multiple Choice

Voltage divided by Resistance

(V / R)

• Current

• Power

• Ohms

• Watts

Multiple Choice

What is current measured in?

• Ω (Ohms)

• V (Volts)

• A (Amps)

• W (Watts)

Multiple Choice

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

Multiple Choice

If the battery produced 12.6 Volts what would be the current flow for a 6 Ohm resistor?

• 2.1 Amps

• 2.4 Amps

• 1.71 Amps

• 15 Amps

Multiple Choice

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

Draw it on a piece of paper or your whiteboard please! Do not turn on cameras until asked

Multiple Choice

Comparing 2 bulbs in series vs 2 bulbs in parallel:

• Brighter in series because they share the current

• Brighter in parallel because the current is higher

• Brighter in series because there is less electricity

Multiple Choice

Comparing branches in a parallel circuit:

• the voltage is the same in all branches

• the voltage depends on the resistance

• the resistance depends on the voltage

• the resistance is the same in all branches

Multiple Choice

As the resistance of a circuit increases, the current will...

• increase

• decrease

• stay the same

Multiple Choice

In a series circuit which of the following is the same value throughout the circuit?

• Voltage

• Current

• Resistance

• Charge

Multiple Choice

The total resistance in this circuit is

• 100 ohms

• 450 ohms

• 400 ohms

• 30 ohms

Open Ended

What factors can affect the resistance in a circuit?

Multiple Choice

Which graph represents a diode?

• A

• B

• C

• D

Multiple Choice

Which graph represents a Filament bulb?

• A

• B

• C

• D

Multiple Choice

Which graph represents a Filament bulb?

• A

• B

• C

• D

Goodbye

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