atomic
[adjective]
related to atoms, the smallest units of matter, including their structure, properties, and interactions
Ex:
C1 Level Wordlist - Science
Here you will learn some English words about science, such as "atomic", "density", "evolution", etc. prepared for C1 learners.
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nucleus
[noun]
(biology) the part of a cell that contains most of the genetic information
Ex:
Within
the
nucleus
,
there
is
a
dense
region
called
the
nucleolus
,
where
ribosomal
RNA
(
rRNA
)
is
synthesized
and
assembled
into
ribosomes
.
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
.
particle
[noun]
(physics) any of the smallest units that energy or matter consists of, such as electrons, atoms, molecules, etc.
Ex:
property
[noun]
a feature or quality of something
Ex:
Location
is
often
cited
as
the
most
important
property
factor
when
buying
real estate
.
instinct
[noun]
a natural reaction or behavior that occurs automatically, without conscious thought or reasoning
Ex:
His
instinct
to
help
others
kicked in
when
he
saw
the
car
accident
on
the
highway
.
metabolism
[noun]
the chemical processes through which food is changed into energy for the body to use
Ex:
The
thyroid gland
plays
a
crucial
role
in
regulating
metabolism
by
producing
hormones
that
control
metabolic rate
.
evolutionary
[adjective]
related to evolution or the slow and gradual development of something
Ex:
The
evolutionary
history
of
humans
traces back
millions
of
years
to
ancestral
primates
.
organic
[adjective]
from or related to living things
Ex:
Organic
matter
in
soil
provides
essential
nutrients
for
plant
growth
and
microbial
activity
.
evolution
[noun]
(biology) the slow and gradual development of living things throughout the history of the earth
Ex:
The
study
of
evolution
helps
scientists
understand
the
diversity
of
life
on
Earth
and how
organisms
are
interconnected
through
common
ancestry
.
genome
[noun]
the complete set of genetic material of any living thing
Ex:
Researchers
are
studying
the
genome
of
the
coronavirus
to
track
its
mutations
and
develop
effective
vaccines
.
mutation
[noun]
(biology) a change in the structure of the genes of an individual that causes them to develop different physical features
Ex:
Due to
a
mutation
in
his
genes
,
the
child
was
born with
blue
eyes
,
even though
both
parents
had
brown
eyes
.
embryo
[noun]
an unhatched or unborn offspring in the process of development, especially a human offspring roughly from the second to the eighth week after fertilization
Ex:
Researchers
study
embryos
to
better
understand
the
early
stages
of
human
development
and
congenital disorders
.
hybrid
[noun]
an animal or plant with parents that belong to different breeds or varieties
Ex:
The
gardener
planted
a
hybrid
in
her
vegetable patch
,
knowing
it
would
yield
more
fruit
and
be
less
susceptible
to
disease
than
purebred
varieties
.
clone
[noun]
a cell or a group of cells created through a natural or artificial process from a source that they are genetically identical to
Ex:
Researchers
created
a
clone
of
the
original
stem cell
to
study
its
potential
for
regenerating
damaged
tissues
.
to reproduce
[verb]
(of a living being) to produce offspring or more of itself
Ex:
Humans
reproduce
through
sexual reproduction
,
leading
to
the
birth
of
babies
.
stimulus
[noun]
something that triggers a reaction in various areas like psychology or physiology
Ex:
In
therapy
,
therapists
may
use
various
stimuli
,
such as
images
or
prompts
,
to
evoke
emotional
responses
and
facilitate
discussion
.
synthesis
[noun]
the act of producing a substance that exists in living beings
Ex:
The
synthesis
of
insulin
in
the
pancreas
helps
regulate
blood sugar
levels
in
the
body
.
to accelerate
[verb]
to increase the velocity of something
Ex:
The
electric field
between
charged
particles
can
accelerate
electrons
.
to dissolve
[verb]
(of a solid) to become one with a liquid
Ex:
The
salt
has
completely
dissolved
into
the
soup
.
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
.
aluminum
[noun]
a light silver-gray metal used primarily for making cooking equipment and aircraft parts
Ex:
The
soda cans
are
made
from
recycled
aluminum
,
which
helps
reduce
environmental
waste
.
copper
[noun]
a metallic chemical element that has a red-brown color, primarily used as a conductor in wiring
Ex:
Plumbing
pipes
made of
copper
are
known
for
their
durability
and
resistance
to
corrosion
.
lead
[noun]
a heavy soft metal, used in making bullets, in plumbing and roofing, especially in the past
Ex:
In
ancient
times
,
lead
was
often
used
to
make
coins
and
statues
due to
its
ease
of
shaping
and
durability
.
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
.
gunpowder
[noun]
a type of powder that is explosive, used in making bullets, bombs, etc.
Ex:
In
fireworks displays
,
gunpowder
is
used
to
create
colorful
explosions
and
effects
in
the
sky
.
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
.
to emit
[verb]
to release heat, light, sound, radiation, etc.
Ex:
The
nuclear reactor
emits
radiation
as
a
byproduct
of
the
fission
process
.
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
.
laser
[noun]
a device that produces a powerful and concentrated beam of light that can be used in medical procedures, for cutting metal objects, etc.
Ex:
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
.
to compress
[verb]
to press two things together or be pressed together to become smaller
Ex:
She
compressed
her
fingers
together
to
form
a
tight
grip
on
the
handle
.
generator
[noun]
a machine that produces electricity by converting mechanical energy into electrical energy
Ex:
Diesel
generators
are
commonly
used
as
backup
power
sources
in case of
electrical
grid
failures
.
to evaporate
[verb]
to become gas or vapor from liquid
Ex:
The
spilled
coffee
has
evaporated
,
leaving
a
stain
.
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
.
infinite
[adjective]
without end or limits in extent, amount, or space
Ex:
Space
is
often
described
as
infinite
,
with
no
boundaries
or
limits
to
its
vastness
.
residue
[noun]
a small remaining amount or part of a thing after it has been taken, used, etc.
Ex:
Despite
thorough
washing
,
a
residue
of
coffee
stains
remained
on
the
bottom
of
the
mug
.