Y10 Charge and Current Electricity Quiz

What are the two key concepts discussed in the episode about electricity?

• Voltage and Resistance

• Charge and Current

• Power and Energy

• Frequency and Wavelength

What is necessary for an electrical charge to flow through a closed circuit?

• A switch

• A source of potential difference

• A resistor

• A capacitor

How is a voltmeter connected in a circuit to measure potential difference?

• In series with the component

• In parallel with the component

• Directly across the power source

• In series with the power source

In the equation for charge, what does the letter Q represent?

• Current

• Voltage

• Charge

• Resistance

What is the unit of time used in the equation for charge?

• Minutes

• Hours

• Seconds

• Milliseconds

What is the role of a socket in a circuit?

• It provides resistance

• It is the source of voltage

• It stores charge

• It measures current

What happens when a lamp is plugged in?

• The circuit is broken

• The charge cannot flow

• The charge can flow

• The voltage decreases

What unit is used to measure electrical current?

• Volts

• Ohms

• Amps

• Watts

In a single closed circuit, how does the current behave?

• It increases at each point

• It decreases at each point

• It has the same value at any point

• It fluctuates randomly

What is the symbol for current in the equation Q = I x T?

• Q

• I

• T

• V