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# Hand lens by gegeshandong

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```									A tool used to
observe very
small objects
and organisms
A tool used to
measure the
length of an
object or the
distance an
object may have
traveled.
Units = meters,
centimeters, or
millimeters
An instrument for
observing
objects too
small to be
seen with a
hand lens
A tool for
measuring
temperature

Units = Celsius
A tool for
measuring the
volume of liquid

Units = milliliter
(ml)
A tool for
measuring the
volume of liquid

Units = milliliter
(ml)
A tool for
protecting eyes
during a
Science
experiment
An apron is used
to protect your
body and
clothes during
a Science
experiment
It is used to
measure the
mass of an
object.

Unit = Grams
A tool that shows
the direction
that one is
going
A tool that can
attract metal,
such as iron or
steel
A device used to
heat up liquids
or solutions in
a Science
classroom.
A tool used to
measure
intervals of
time.

Units = seconds,
minutes, or
hours
These go on your
hands to
protect them
when you are
handling
chemicals or
touching hot
objects.
Tool used for
putting out
small fires
A source of danger
A measure taken
beforehand to
prevent harm
A tool used in
Science to
hold onto hot
objects while
they are
heated.
A procedure
carried out under
controlled
conditions in
order to discover
something or to
test a hypothesis.
An educated guess
experiment will turn
out.

A hypothesis can be
proven right or
wrong through an
experiment.
Trial #   Distance
A collection of facts or
Traveled
numbers gathered                     (cm)
during an
1         10
experiment.
2         12
Usually arranged in a        3         16
chart or data table.
4         17
5         19
A picture used to
represent the data
collected during an
experiment.

There are many types:
• Pictographs
• Bar graphs
• Circle graphs
• Line graphs
This is a bar graph.
A visual representation of
Science concepts

All models have
limitations, this means
they are not 100%
correct as the real
concept they are
representing.
A closing statement based upon the
data collected during an experiment.

Usually the hypothesis is stated to see
if it was right or wrong in the
conclusion.
Scientists repeat their
experiments many times to
make sure the results are valid
and reliable.
Reprocessing of
materials, such
as, plastic, glass,
metal, & paper so
they can be
reused.
The protection,
preservation,
and wise use of
natural
resources.
Anything that
takes up space
(volume) and
has mass.
The measure of
the amount of
matter in an
object.
Units:
• Grams
• Milligrams
• kilograms
How much space
something
takes up
Phase or State of
matter that has
a definite shape
and a definite
volume
Phase or State of
matter that
does NOT have
a definite
shape, but has
a definite
volume.
Phase or State of
matter that
does not have a
definite shape
or a definite
volume.
The temperature
at which a
substance
changes from
its solid state
into its liquid
state.
The temperature
at which a
substance
changes from a
liquid to a solid.
The particular
temperature
when a
substance
changes from a
liquid to a gas.
A liquid changes
phase into a
gas.

Opposite of
Condensation.
A gas changes
phases and
turns into a
liquid.

Opposite of
Evaporation.
Characteristics of matter that can be observed
or measured without chemically changing
the substance into something new.

Examples:
• Magnetism
• Color
• Density
• Texture
• Buoyancy
The passing of heat or
electricity through a
material while the
material itself stays
in place.

Examples:
• Steel
• Iron
Material energy (heat
or electricity) cannot
easily pass through.

Examples:
• Plastic
• Cloth
• Rubber
• Wood
A mixture of substances
that are blended so
completely that the
mixture looks the
same everywhere.

Example: Sugar water

Sugar is dissolved in
the water.
The process of
going into a
solution. It
becomes
disintegrated.
A combination of
two or more
substances that
can keep their
own properties
and can be
separated again
Otherwise known
as Electricity.

Flowing of
electrons
through a
circuit to
produce a
charge.
Contacts, switches
or similar devices
are not connected
thus preventing
the flow of
electrical current.
An electric circuit
providing an
uninterrupted,
endless path
for the flow of
current.
Wire coil around a
metal core
(usually an iron
nail) that acts like
a magnet when
an electric
current flows
through it
Energy from the
Sun. Can be
used to make
electricity.
A form of energy
that travels in
waves and can
move through
empty space
where there is
no air.
Reflection
occurs when
light changes
direction as a
result of
“bouncing off”
a surface like a
mirror.
The bending of
light as it
passes from
one material to
another.
Telescope: Light Refraction
Energy that
comes from
heat.
Energy caused
by vibrations
that produce
waves
A back and forth
motion of an object
which will create
sound.
A push or pull which
may result in
motion.
The state in
which one
object’s
distance from
another is
changing
Resources that can
and usually
recycled.
Resources that
CANNOT be
easily renewed
Fuels formed in the
ground from the
plants and
animals

Examples: coal, oil,
& natural gas
Resources that can
never be used up.

Examples:
Sunlight & Wind
A force that changes
the shape of the
Earth surface by
making new
landforms.

Example: Volcanoes
A force that breaks
down earth’s
surface.

Example: Earthquake
A large body of
moving ice that
stays frozen all
year.
The breaking down
and wearing away
of rock.
The carrying away or
movement of rock
and soil caused by
wind, water, and ice.
The dropping of
sediments by
water, wind, or
ice.
Soil, sand, silt, and
other pieces of
rock which wash
from the land into
water.
tiny pieces of
rock, minerals,
and decayed
plant and animal
matter.
To hold within; usually dealing with the
retention of water in soil.
Ability to transmit
fluids through
pore spaces.
•   The Sun (Star)

•    The 8 planets
(1) Mercury
(2) Venus
(3) Earth
(4) Mars
(5) Jupiter
(6) Saturn
(7) Uranus
(8) Neptune

•   And the many other objects that
orbit the sun such as, comets,
meteors, and
asteroids.
The spinning motion
of Earth on its axis.

It takes Earth
approximately 24
hours to rotate once
on its axis.
The movement or orbit of an object around
another object.
It takes the Earth approximately 365 days to
revolve around the Sun.
Generally based on broad climatic patterns;
Four seasons: spring, summer, autumn (fall), and
winter
Caused by the tilt of the Earth on its axis.
A force of attraction,
or pull, between any
object and other
objects around it.
Gravity is the force
that pulls you down
to earth.

Responsible for
keeping planets in
orbit around Sun.
The path an object
takes as it travels
around another
object.
A natural satellite
that orbits
around planets.
The different
appearances of
the moon
throughout the
month which are
also known as the
phases of the
moon.
Variable width of
rings produced by
seasonal growth.

The number of rings
observed
corresponds to
the age of the tree.
Helps scientists to figure out what
happened in the past. The top layer is
the youngest. The bottom layer is the
oldest.
YOUNGEST

OLDEST
The environment
where an
organism lives.

Polar bears in their habitat.
All the living and
nonliving
things that
interact with
each other in an
environment.
A part of
the
ecosystem
that is alive.
The part of an ecosystem that is NOT
alive.
A major land ecosystem having a distinct
combination of plants and animals.
The role that an
organism plays in
its habitat.
Bear
An individual
living thing

Human
A group of
organisms that
share similar
characteristics.
They can
reproduce.
All the organisms of
the same species
that live in the same
place at the same
time.
The movement of carbon dioxide and
oxygen between organisms and the air.
A continuous
process that renews
the fresh water on
Earth. The
individual parts are
called evaporation,
condensation,
precipitation, run-
off, and
transpiration.
The process
that turns
nitrogen gas
in the air into
usable
substances
that plants
and animals
can use.
The stages of
development an
organism goes
through from
birth to death.
The first stage of
development in
many living
organisms.
The early
immature stage
that follows the
egg stage in an
insect’s life
cycle.
The stage that
follows the
larva in many
insect’s life
cycle.
The final stage of
an insect’s life.
Larva of certain
insects like
grasshoppers;
The change in
shape and form
some organisms
go through
during their life
cycle.
of an organism
that changes in
size, but NOT
form.
Changes in body
form of insects
that involve
stages (egg,
larva, pupa,
The process by
which producers,
such as plants,
make their own
food by using
energy from the
Sun.
Part of a plant
that is found
underground. It
purpose is to
absorb water
and nutrients
from the soil.
A slender structure
that provides
support to a
plant.
The part of the
plant that
performs
photosynthesis.
Usually the leaf
is green.
Colorful part of a
plant that
produces the
seeds.
Substances that
are needed for an
organism to live
and grow
The path of energy
from one
organism to
another
organism.
Most food chains
overlap. These
Overlapping food
chains form a
food web.
An animal that only
eats other
animals.

Meat-eater
An animal that eats only plant products.
An animal that eats
both plants and
animals.

Example: Bears eat
fish and berries.
An animal that     Predator
hunts, catches,
and eats
another animal.
An animal that is
hunted, caught,    Prey
and eaten by
another animal.
An organism that makes its own food.
An organism that
gets energy by
eating other
organisms.
An organism that
gets energy by
materials and
wastes.
A meat-eating
animal that feeds
on the remains of
A relationship
between two
different kinds of
organisms in
which one
organism is
helped and the
other is harmed.
The process of
making more
organisms of
the same kind.
New organisms
that come from
parent
organisms.
A behavior or
body part that
enables an
organism to
survive in its
environment.
A characteristic
or feature of an
organism.

Example: brown eyes
The changed
behavior or
characteristic
of an organism
because of
practice or
experience.
An animal’s
ability to
change its color
or pattern to
help it blend in
with its
Bird
surroundings.
The regular long-
distance
movement of
animals from
one region to
another
A long period
when an animal
is not active
and all of its
body systems
slow down.

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