Share Electric Energy
Save to Folder
What form of energy can we use to power electrical devices?
Electricity
Atoms are tiny particles that make up _____.
matter
Nucleus = ______ + ________
protons and neutrons
What moves around the nucleus and has a negative charge?
electrons
Protons have _____ charge while neutrons have _____ charge.
positive electrical, no
The atom will have a negative charge when...
it gains more electrons.
Electricaally charged objects can mover towards each other (attract) or move away from each other (____)
repel
What objects attract each other?
Objects with opposite electrical chaarges. + and -
What are electrical conductors?
Materials that allow electricity to travel through them.
Give an example of an electrical insulator.
plastic, paper, wood
Two types of electricity.
Static electricity and dynamic or current electricity
Which type of electricity does not flow?
Static
Example of static electricity.
Lightning or rubbing a balloon
These are closed paths with no gaps. Electricity flows through them.
electricaal circuits
4 components of a simple circuit.
energy source, load, conductor, switch
Does electricity flow when a switch closes the circuit?
No
