the point of maximum displacement from rest position
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Crest
highest point of a wave
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Trough
lowest point of a wave
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Wavelength
distance between two succsessive points in phase/crests/troughs
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Wave
regular succesion of pulses (vibration/swing)
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Medium
any substance a wave/pulse cn travel through
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Pulse
A single disturbance in a medium
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Frequency
The number of complete waves to pass a given point in one second
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Period
The time taken (in seconds) for one complete wave to pass a given point
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Atomic Mass
number of protons and neutrons (nucleons)
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Average volocity
Is equal to the instatanoues volocities at the centre of the time interval
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Group Number
is equal to the number of valance electrons and the charge on an ion
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Atomic number
Number of protons/electrons
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Valance Electrons
Number of electrons is outer most shell
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Valency
Amount of electrons an atom can bond with in order to achieve sustainabilty
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Ionization energy
The amount of energy required to remove one electron
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Ion
charged particle
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Covalent Bonding
Between two non-metals. It is the sharing of electrons.
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Ionic Bondin
Transer of electrons. Between a metal and a non-metal.
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Metallic Bonding Occurs when the valence electrons are fe
Occurs when the valence electrons are freed. Resulting in a crystal lattice made of positive metal ions and surrounded by a 'sea' of delocalized electrons.
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Intermolecular Bonding
Bonding between molecules. 1. Van der Waals -weak. 2. Hydrogen bonds -strong
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Allotropesare different crystal forms of the same element that differ in physical and chemical properties.
different crystal forms of the same element that differ in physical and chemical properties.
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Avogadros Constant
Is the number of particles (atoms, molecules or ions) in one mole of substance. 6,022x10*23
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Molar Mass (M)
What you find on the periodic table
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Emperical Formula
The smallest whole number that the compound can be found in. (simplyfied ratio)
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Magnetic Feild
is a region of space surrounding a magnet with another magnet or ferromagnetic substance
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Law of conservation of charge
Charge cannot be created or destroyed but only can vbe seperated or transferred from one object to another
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distance
Actual length
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Displacement
shortest straightline distance between iniatl anf final points
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Average Speed Rate of change of distance
Rate of change of distance
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Average Volocity
rate of change of displacement
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Acceleration
rate in change of volocity
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Other cards in this set
Card 2
Front
a quantity with magnitude and direction
Back
Vector
Card 3
Front
the point of maximum displacement from rest position
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