inventor of electrical generator and electrical transformer
Who is Michael Faraday?
100
first rule of electrical charge
What is like charges repel one another?
100
three components of an atom
What are neutrons, protons, and electrons?
100
definition of conventional current
What is the amount current that flows from the positive side of the battery to the negative side.
200
charging an object by allowing it to come into contact with an object that already has an electrical charge
What is charging by conduction?
200
founder of modern physics
Who is James Maxwell?
200
second rule of electrical charge
What is opposite charges attract one another?
200
name of atom with a positive charge
name of atom with a negative charge
What is a positive ion and negative ion?
200
was invented before anyone knew what electricity really was
What is a battery?
300
charging an object without direct contact between the object and a charge second
What is charging by induction?
300
three most important figures in the history of science
Who are Einstein, Newton and Maxwell?
300
third PRINCIPLE regarding force that exists between electrical charges
What is the force between charged objects is inversely proportional to the square of the distance between the two objects
300
two conclusions to Electroscope experiment-Exp. 12.2
What is 1: charging by induction gives an object a charge opposite of the charge you are using-
2: charging by conduction gives object the same charge as the charge you are using
300
a circuit that does not have a complete connection between the two sides of the power source. result: current does not flow
What is definition of an open circuit?
400
the amount of charge that travels past a fixed point in an electric circuit each second
What is electrical current
400
carved Psalm 111:2 in Latin on door of leading into his Lab: "Great are the works of the Lord; they are pondered by all who delight in them."
Who is James Maxwell?
400
first major difference between electrically charged particles and gravitational force
What is force between electrical charges can be repulsive, while the gravitational force is always attractive?
400
list of 4 of the six items used in exp. 12.2 -not including eye protection
What is tape, clear glass, plastic lid, paper clip, aluminum foil, balloon, pair of pliers
400
magnets are sometimes called this
What is dipoles?
500
the ability of a material to impede the flow of charge
What is resistance?
500
This scientist's experiments (labs) gave so much weight to Maxwell's work, it became the guiding force of electromagnetic study.
Who is Heinrich Hertz?
500
second major difference between electrically charged particles and gravitational force
What is the force between electrical charges is significantly stronger than the gravitational force.
500
definition of electroscope
What is a device used to detect the presence of electric charge