Matter and Atoms Crossword Puzzle

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QUESTIONS LIST:

density : mass /volume
water displacement : a method to find the volume of an irregularly shaped object
one : water has a density of...
atom : smallest part of an element with properties of that element
electron : negatively charged particle outside the nucleus
alpha particle : weakest form of radiation (two words)
beta particle : negatively charged electron (two words)
solid : definite shape and volume
liquid : no definite shape but definite volume
proton : positively charged particle in an atom
sink : an object with a density greater than one will...
fission : one large atom is hit by a neutron and makes two smaller atoms
fusion : two small atoms make one bigger atom along with energy
float : an object with a density less than one will...
neutron : neutrally charged particle in an atom
gram : unit of mass
cubic centimeter : unit of volume for a solid (two words)
gas : no definite shape or volume
gamma ray : form of electromagnetic radiation (two words)