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Vocab. for unit 2 ((element, atoms with the same numbers of protons), (2…
Vocab. for unit 2
element
atoms with the same numbers of protons
2 or more chemicals elements bonded together
compound
Mass
measure of the amount matter in a object
atom
smallest component of an element
nucleus
positively charged center of the atom
neutron
subatomic particle found in the nucleus of atoms
Smallest of the particles that make up an atom
Electron
Mole
amount of substance containing the same number of chemical units
Weight
force exerted on an object due to the acceleration of gravity
nucleus center of atoms
protons
2 or more substances which are mixed
mixture
Material with constant composition
pure substance
frequency
number of times an event occurs per unit of time
distance between two successive wave crests
wavelength
