What do we call the very small particles that make up all materials?
Atoms
What are the names of the three types of tiny particles that make atoms?
protons, neutrons, and electrons
What do we call the form of energy that lets electrons move from one atom to another?
Electricity
What do we call the flow of electrons from one atom to another inside a conductive material?
Electric current
What do we call a material that lets electric current flow through it?
A conductor
What do we call a material that does not let electrical current flow through it?
An insulator
What is an example of a power source?
A cell or battery etc.
What is the most common form of energy?
Electrical energy
Why is electrical energy the most common form of energy?
It is easy to obtain, can travel long distances, and it can be easily transformed into other forms of energy.
What are some other forms of energy that electrical energy can be transformed into?
Light, heat, sound, and motion
Yes or no: is copper a conductor?
Yes
Yes or no: is tin an insulator?
No, tin is a conductor
Yes or no: is aluminium a conductor?
Yes
Yes or no: is iron an insulator?
No, it is a conductor
Yes or no: is plastic an insulator?
Yes
Yes or no: is cardboard a conductor?
No, it is an insulator
