(Blank)
What is the purpose of the battery as a part of a circuit?
to act as a power source
Is rubber an insulator?
Yes
Should you touch electrical appliances with wet hands?
No!!
Is a glass rod a conductor or insulator?
insulator
Is graphite a conductor or insulator?
Conductor
Name a home appliance that needs electricity to run.
Bulb
What is the purpose of the rubber on the outside of a copper wire within a circuit?
to serve an an insulator for our protection
This material allows electricity to flow through it easily.
a conductor
One thing you learnt today!
(Tutors to approve answer)
Do you need a switch to complete a circuit?
No
The purpose of the switch is to?
close and open the circuit (turning the lightbulb on/off)
This material DOES NOT allow electricity to flow through it easily
an insulator
Who discovered that lightning is a form of electricity?
Benjamin Franklin
Why do wires have rubber coverings?
To protect us from getting electric shocks. (Rubber is an insulator)
Who invented the light bulb?
Thomas Edison
Metals are examples of ________________ and plastics are examples of ___________________.
conductors, insulators
Which is more reliable, a series or parallel circuit?
Parallel
The more lightbulbs are added to a series circuit, the dimmer the lightbulbs get. True or false?
True