Lightening Lad
Materials that do not allow electrons to pass through them
Insulators
Best metal as a conductor
Copper
Water a conductor or insulator? Give an example
Conductor - Electricity can travel through water when a storm knocks down a power line.
Plastic-covered wires
Insulators
Why are electrical cords often covered with rubber?
Rubber is a good insulator
According to the study guide, what two liquids are strong electrical conductors?
Salt Water & Lemon Juice
Material you could use for an electrical circuit if no wire was availabe
Tin Foil
Why should conductors be covered by insulators?
Insulators protect us from being electrocuted by conductors
Danger of metal wires of a power cord exposed
Electricity could flow
Material NOT a good electrical conductor
Wood, Rubber, Plastic
Everything is made up of
Why should you not trust an atom?
Because they make up everything. HAHA!!
What charge is an electron?
Negative
What charge is a proton?
Positive
What charge is a neutron?
Neutral