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Physics
Collins: Quizlet: Key Words
Particle Model of Matter - Key Terms
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Cards (7)
State
of
matter
the
structure
and
form
of a
substance
, i.e.
gas
,
liquid
or
solid
Incompressible
cannot
be
compressed
/
squeezed
/
compacted
Particles
an extremely
small
body with
finite mass
and
negligible
(
insignificant
) size, e.g.
protons
,
neutrons
and
electrons
Density
a measure of
mass
per unit of
volume
, measured in
kilograms
per
metre
cubed (
kg
/
m3
)
Meniscus
the
curved upper surface
of a
liquid
standing in a
tube
, from which
measurements
of
volume
are taken
Latent heat of fusion
the amount of heat energy needed for a specific amount of substance to change from solid to liquid
Latent heat of vaporisation
the amount of heat energy needed for a specific amount of substance to change from liquid to gas
