Circuits and Electricity

Multiple Choice

What is the unit of measurement for voltage?

• Volts (V)

• Amperes (A)

• Watts (W)

• Ohms (Ω)

Multiple Choice

In a cell, which form of energy is converted into electrical energy?

• Chemical energy
• Solar energy
• Mechanical energy
• Electrical energy

Open Ended

Explain how a battery works to provide voltage in a circuit.

Multiple Choice

What does the arrows in the circuit represents?

• Alternating current

• electron flow
• eletromotive force
• voltage

Multiple Choice

Why is voltage important in an electrical circuit?

• It determines the direction of current flow

• It pushes the electron current through a circuit

• It increases the resistance of the circuit

• It reduces the power of the battery

Multiple Choice

Which of the following is NOT a good conductor of electricity?

• Copper

• Aluminum

• Rubber

• Gold

Multiple Choice

What is the unit used to measure electrical current?

• Amperes

• Volts

• Ohms

• Watts

Multiple Choice

Which of the following best describes a closed circuit?

• A complete path where electrons can flow

• A broken path where electrons cannot flow

• A circuit with multiple pathways

• A circuit with no electrons

Hotspot

Select all OPEN circuits

Open Ended

Explain the main difference between a series circuit and a parallel circuit.

Labelling

Label the diagrams 2 and 4 as being either series or parallel circuits. Drag the name below each diagram.

Drag labels to their correct position on the image

parallel circuit

series circuit

Hotspot

Click on the circuit with lightbulbs that will turn on even if one bulb is burned out.

Multiple Select

Which of the following statements are true about series circuits?

• The same current flows through all components

• If one component fails, the entire circuit stops working

• Voltage is divided among the components

• Each component has its own path for current

Multiple Choice

Which of the two circuits would have the brightest bulbs?  *Assume same voltage (batteries) and same resistance (bulbs).

• A
• B

Multiple Choice

In which configuration is the total current the greatest?

• X

• Y

• Z

• X, Y, and Z are the same.