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What Element?
Vocabulary
Atoms
States of Matter
Phase Changes
100
Atomic number 6, symbol C
What is carbon?
100
The number of protons in the nucleus
What is the atomic number?
100
The positively charged part of the atom
What is a proton?
100
The three common states of matter on Earth
What are solid, liquid, gas?
100
Change from solid to liquid
What is freezing?
200
Element in group 4, period 5
What is zirconium (Zr)?
200
A pure substance containing one kind of atom
What is an element?
200
Two particles the nucleus is made of
What are protons and neutrons?
200
State of matter with a fixed shape and fixed volume
What is a solid?
200
Change from liquid to gas
What is evaporation?
300
Noble gas with 18 protons
What is argon (Ar?)
300
Atoms of the same element with different numbers of neutrons
What is an isotope?
300
Three parts of an atom, with the SMALLEST first
What are electrons, protons, and neutrons (or neutrons and protons?)
300
State of matter with the most energy
What is gas?
300
Change from solid to gas AND gas to liquid
What are sublimation and condensation?
400
Metal with 50 electrons
What is tin (Sn)?
400
Three characteristics of metals
What are (ductility, malleability, luster/shine, good conductors, solids @ room temp., hard, etc.)
400
Where most of the mass of the atom is found
What is the nucleus?
400
State of matter where particles can flow past each other
What is liquid?
400
The change from the state with a fixed volume, but no fixed shape, to a solid
What is freezing?
500
SYMBOL of the alkaline earth metal with 20 neutrons
What is K?
500
Three characteristics of nonmetals
What are (opposite of metals, brittle/break easily, not shiny, poor conductors, many gases @ room temp., etc.)
500
Where most of the volume of the atom is found
What is the electron cloud?
500
Names of the states of matter, in order from fastest moving particles to slowest moving particles
What are gas, liquid, solid?
500
The change from the least dense state of matter to the state where particles vibrate in place
What is deposition?