Atomic Theory
Charge and Flow
Electricity Production
Symbols and Units
Circuits
100
An anion has this polarity of net charge.
What is negative.
100
Like charges will exert this type of force on each other.
What is repulsion.
100
The acronym EMF means this.
What is electromotive force.
100
The unit for resistance to current flow is represented by this Greek letter.
What is Omega.
100
For electricity to flow, these 3 basic components of a circuit are required.
What are source, conductors and load.
200
The atomic number of an element represents the number of this particle of an atom.
What is proton.
200
Electricity flows out of a terminal with this polarity.
What is negative.
200
A battery that can be charged is referred to as this type.
What is secondary.
200
The symbol for current in an equation is represented by this letter.
What is I.
200
This device is used to manually start or stop a circuit.
What is a switch.
300
The outermost orbital of an atom is given this name.
What is valence.
300
If velocity triples, energy increases by this much.
What is nine times.
300
A junction of 2 dissimilar metals which produces voltage when heated is called this.
What is a thermocouple.
300
A coulomb has this many electrons.
What is 6.24 x1018
300
A path for current to flow which bypasses all or part of a circuit is called this.
What is a short circuit.
400
This is the maximum number of electrons in the outermost orbital.
What is 8.
400
When a charged item contacts an uncharged item and then they equalize, is an example of this type of charging.
What is conduction.
400
The name of the effect of electricity produced with friction is this.
What is triboelectric.
400
The unit abbreviation V represent both emf and this 2 word term.
What is potential difference.
400
A circuit with no current flow is said to be in this state.
What is open.
500
The factor that makes one conductor better than another is this.
What is electrons per unit volume.
500
If distance between charges was increased by 1.5, force will change by how much.
What is decrease by a factor of 2.25.
500
A device used to monitor tectonic activity commonly employs this effect for signal production.
What is piezoelectric.
500
1 amp has this many coulombs pass for every 10 seconds.
What is 10.
500
These two basic devices will interrupt current flow under an overcurrent situation.
What are breakers and fuses.