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Behold and See 6 - Ch 5 ~ Electricity and magnetism
Behold and See 6 - Ch 5 ~ Electricity and Magnetism ~ A Hands on Approach to Science by RoseMary C Johnson CHC
21
Science
6th Grade
09/09/2014

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Term
quote: Michael Faraday
Definition
"The beauty of electrictity... is not that the power is mysterious... but that it is under law, and that the taught intellect can even govern it largely."
Term
static electricity
Definition
The build up of electrons (negative charge) on objects
Term
negatively charged
Definition
an object that has more electrons than protons
Term
positively charged
Definition
an object that has more protons than electrons.
Term
static electrical discharge
Definition
when "extra" electrons in a negatively -charged object "jump" through the air into another object
Term
Magnet
Definition
a piece of metal that can attract or pull other metals
Term
Magnetism
Definition
the force that amgnets use to pull other metals
Term
Magnetic materials
Definition
materials that are attracted to magnets
Term
non-magnetic materials
Definition
materials that are not attracted to magnets
Term
Induced magnetism
Definition
the type of magnetism that magnetic materials have when they are in contact with a magnet
Term
Magnetic Field
Definition
The region in which a magnets pull can be felt by magnetic materials
Term
electric field
Definition
the region in which the "push" or "pull" of an electron or proton can be felt by other particles
Term
electric current
Definition
the flow of millions of electrons through an electrical wire
Term
Electrical Potential difference
Definition
a difference in charge between two materials in other words, one material is positively charged, or is connected to something that is positively charged.
Term
Positively charged
Definition
an object that has more protons than electrons
Term
Negatively charged
Definition
an object that has more electrons than protons
Term
Law of Conservation of Energy
Definition
The fact that "We can't get something for nothing" is called ___
Term
Coulomb

(named for Charles-Augustin de Coulomb)
Definition
is equal to the charge of six billion, billion electrons
Term
Ampere

named for Andre-Marie Ampere
Definition
is a unit that tells us how many electrons are going past a certain point every second
Term
Volt

(named for Alessandro Volta)
Definition
Measures the strength of the "push" that a generator of battery gives to an electric current
Term
watt

named for James Watt
Definition
measures how much electrical power a certain appliance uses
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