Positive vs. Negative
what is the smallest unit of matter? hint: where protons, neutrons, and electrons are stored.
atom
what causes static electricity?
build up of electric charge on the surface
How is static electricity created? Triple points if you can name all 3.
Friction, Conduction, Induction
Electricity is the movement of ___.
The movement of electrons.
Why do we not use gold as conductors in our home since it works the best?
$$$$$$$
Protons and Electrons ____ each other.
What is attract?
What is static discharge?
The loss of static electricity as electric charges move off an object.
One example of static electricity.
What is lightning.
What charged particles are able to transfer from surface to surface?
What are electrons?
What flavor of jolly rancher is the most conductive?
They're the same!
What is the charge of electrons.
They're a negative charge.
What is polarization?
separation of electric charge within an object resulting in a positive end and a negative end
What does the triboelectric series tell us?
The order of objects by most likely to gain electrons to most likely to give electrons
What happens to an atom if it gains an electron?
Atoms that gain electrons become negative.
Charged objects attract what kind of objects?
Neutral objects or opposite charges.
in an atom what particles are found in the nucleus?
protons and neutrons
Electricity can flow through what?
What are conductors?
Static electricity stays in one place. True or False?
True.
An object has a +2 charge and touches an object with a -2 charge. What is the new charge of both objects?
Both are neutral
What is the name of the sphere machine that shows static electricity.
What is the Van de Graaff generator?
If an atom is polarized, what is its charge?
Negative
Electricity does not flow through what?
What are insulators?
True or False: An object is on the negative end of a triboelectric scale. It is more likely to give electrons.
False
A balloon has a negative 2 charge and touches a neutral object. What is its new charge?
-1, the charges share.
How does a gold leaf electroscope work?
It becomes polarized and the negative electrons repel at the gold end.