Electricity
An electric charge that collects or builds up on the surface of an object.
What is static electricity?
Makes up all substances.
What is matter?
The father of the periodic table.
Who is Dmitri Mendeleev?
A substance made of 2 or more atoms chemically combined.
What is compounds?
Disturbance that transfers energy from one place to another.
What is wave?
Any material that allow electric charges to move through it.
What is conductor?
The smallest whole unit of matter.
What is atom?
How many protons an atom of that element has.
What is atomic number?
Used to represent chemical compounds.
What is chemical formula?
These require a medium.
What is mechanical wave?
Measures the movement of electrons in a circuit.
What is current?
He believed the smallest form of matter was atomos.
Who is Democritus?
What is Lewis Dot Diagram?
Tells you the number of that whole compound.
What is coefficient?
Measures the strength of a wave.
What is amplitude?
States that an electric current in a circuit depends on the voltage and the resistance.
What is Ohm's Law?
He discovered electrons and believed the atom was positive but had negative in the middle.
Charged atom.
What is ion?
What are reactants?
A change in frequency observed when a sound source is moving.
What is Doppler Effect?
Material that is strongly attracted to a magnet.
What is ferromagnetic material?
He thought atoms were tiny, solid, and indestructible.
Who is John Dalton?
Bond formed between a metal and nonmetal.
What is ionic bonds?
Tell you the number of atoms for each element.
What are subscripts?
How high or low a sound is.
What is pitch?