atomic
[adjective]
related to atoms, the smallest units of matter, including their structure, properties, and interactions
Ex:
Cambridge English: CAE (C1 Advanced) - Physics & States of Matter
review
flashcard
spelling
quiz
charge
[noun]
the physical property in matter that causes it to experience a force in an electromagnetic field
Ex:
density
[noun]
(physics) the degree to which a substance is compacted, measured by dividing its mass by its volume
Ex:
The
density
of
a
material
can
affect
its
physical properties
,
such as
its
strength
and
buoyancy
.
gravity
[noun]
(physics) the universal force of attraction between any pair of objects with mass
Ex:
Einstein
's
theory
of
general
relativity
revolutionized
our
understanding
of
gravity
by
explaining
it
as
the
curvature
of
spacetime
caused
by
mass
.
property
[noun]
a feature or quality of something
Ex:
Location
is
often
cited
as
the
most
important
property
factor
when
buying
real estate
.
acid
[noun]
a water-soluble chemical substance that contains Hydrogen and has a sour taste or corrosive feature with a PH less than 7
Ex:
Vinegar
is
an
example
of
a
weak
acid
known as
acetic acid
,
which
is
commonly
used
in
cooking
and
cleaning
.
conductor
[noun]
a substance that permits electricity to pass through or along it
Ex:
Graphite
is
a
conductor
commonly
used
in
electrodes
for
batteries
and
in
electronic devices
.
crystal
[noun]
a solid substance formed when a chemical compound solidifies, with atoms arranged in a highly regular, repeating pattern
Ex:
Sugar
crystals
sparkle
when
exposed
to
light
.
composition
[noun]
the different elements that form something or the arrangement of these elements
Ex:
The
composition
of
air
includes
nitrogen
(
78
%
)
,
oxygen
(
21
%
)
,
carbon dioxide
,
and
trace
amounts
of
other
gases
.
ray
[noun]
a column of light, such as that emitted from a beacon or focused source
Ex:
He
followed
the
ray
into
the
dark
tunnel
.
magnet
[noun]
an object that produces an invisible field capable of attracting certain metals without physical contact
Ex:
My
book report
is
on
the
man
who
first
figured out
how
to
use
magnets
to
help
ships
navigate
the
ocean
long ago
.
thermal
[adjective]
related to heat or temperature, including how heat moves, how materials expand with temperature changes, and the energy stored in heat
Ex:
During
the
hike
,
I
felt
the
sun
's
thermal
rays
warming
my
skin
.
vacuum
[noun]
a space that is utterly empty of all matter
Ex:
The
vacuum
inside
a
cathode-ray tube
allows
electrons
to
travel
from
the
cathode
to
the
anode
without
encountering
air
molecules
,
facilitating
the
display
of
images
.
gassy
[adjective]
having the form or characteristics of gas
Ex:
Astronomers
studied
the
gassy
composition
of
the
distant
planet
's
atmosphere
.
molecule
[noun]
the smallest structure of a substance consisting of a group of atoms
Ex:
Some
molecules
are
simple
,
like
oxygen
,
which
is
made of
two
oxygen
atoms
.
