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Scientific Inquiry
Atoms
Periodic table
Miscellaneous
Miscellaneous
100
validated by many experiments
What is theory?
100
only made up of one kind of atom
What is an element?
100
properties of metals and nonmetals
What is metalloaids?
100
1 mole of C contains this many atoms
What is 6.02 x 10 23?
100
gas, liquid , solid
What is states of matter?
200
must be testable
What is hypothesis?
200
parts of an atom
What is electrons, protons, neutrons?
200
in_______ elements have similar chemical propterties
What is groups
200
increases chemcial reaction and causes molecules to bump into one another faster.
What is temperature?
200
molecule vibrations changing to a fixed position
What is a solid or freezing?
300
may change over time
What is a fact?
300
if adding a proton to the nucleus
What is another element?
300
7 H20 contains how many atoms of Hydrogen
What is 14?
300
lowers activation energy
What is a catalyst?
300
mass per volume
What is density?
400
a tool in science
What is technology?
400
atomic mass comes mostly from this
What is the nucleus?
400
type of bond that gives up electrons from one atom
What is ionic?
400
donates hydrogen atoms
What is an acid?
400
atoms and molecules always vibrate or move
What is all phases of matter?
500
study of the natural world
What is science?
500
atoms combine by the
What is valence electrons?
500
number of covalent bonds that hydrogen may form
What is one?
500
diluting an acid with water does what to the pH
What is increases?
500
property where substances do not change
What is physical?