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20 questions
A substance that is made up of only one kind of atom is a(an)
compound
homogenous mixture
element
solution
A mixture that has the same composition throughout because all the parts are mixed evenly; does not scatter light.
reaction
solution
mixture
atam
A substance made of atoms of two or more elements that have combined chemically.
compound
matter
volume
chemical change
_______________ are mixtures in which its particles are too big to stay mixed without being stirred or shaken.
Solutions
Colloids
Suspensions
A type of mixture that falls in between suspensions and solutions are called ______________.
solutions
colloids
suspensions
pure substances
A pure substance is
the way something is put together or combined
two or more different substances not chemically combined
a kind of matter that always has a specific composition chemically combined.
a small number that tells the amount of each element in a compound
The way a substance reacts with others to form new substances with different properties
Chemical formula
Reactivity
Physical property
Chemical property
The mass per unit volume of a substance
Boiling point
Melting point
Buoyancy
Density
The change of a substance from a liquid to a gas
Evaporation
Condensation
Sublimation
Melting
The ability of a substance to combine chemically with another substance
Physical property
Physical change
Reactiviy
Density
A physical change from gas to liquid is called....
expansion
evaporation
condensation
sublimation
Which of the following states of matter can easily be compressed (made to fit into a small volume)?
Solid
Liquid
Gas
The state of matter with definite (fixed) volume but not definite (fixed) shape.
solid
liquid
gas
Temperature is a measure of a substance's average
kinetic energy
heat
density
electrostatic force
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