Current

Current and Potential Difference

By Angela Toh

Draw

Using the diagram in your notes, draw an electrical circuit with the symbols you have learnt to represent each electrical component and indicate the DIRECTION of current.

Now copy the drawing onto your notes.

This is in notes Page ​7

Multiple Choice

Rate of electrical charge flow refers to

• Current

• Potential diffrence

• Resistance

• Power

Multiple Choice

Rate of flow of electric charge is

• voltage

• Conventional current

• power

• Potential difference

Multiple Choice

It refers to the amount of charge flowing in a conductor per unit time

• Potential Difference

• Electric Current

• Resistance

• Electric Power

Multiple Choice

If the direction of current is from positive to negative, then it is called

• Conventional current

• power

• voltage

Multiple Choice

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

• Resistance

• Voltage

• Current

• Power

Multiple Choice

By convention, current is defined as flowing from ______________ terminal to ______________ terminal.

• positive, negative

• positive, positive

• negative, positive

• negative, negative

Multiple Choice

True or false:

A closed circuit allows current to flow and light up lightbulb.

• True

• False

Multiple Select

What is important in order for current to flow?

• light bulb must be present

• switch must be closed

• electric energy source must be present

• circuit must be connected in series

Multiple Choice

The picture shows a(n) ________________ circuit.

Multiple Choice

The picture shows a(n) ________________ circuit.

Open Ended

Will the current in this circuit flow and why or why not?

Multiple Choice

State what A as a unit means.

• acceleration
• current
• ampere
• volt

Multiple Choice

What does an ammeter measure?

• Current

• Voltage

• Resistance

Multiple Choice

How does an ammeter is added in the circuit?

• Series

• Parallel

Multiple Select

Select all that apply.

• ammeters measure current in A

• ammeters measure voltage in V

• ammeters are connected in series

• ammeters are connected in parallel

• ammeters measure current in V