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Science in our world
Science, Grade 1
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Study Guide Science in our world Science, Grade 1
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SCIENCE
IN
OUR
WORLD
Science
is
used
every
day
to
make
this
world
a
great
place
to
live!
People
use
science
to
invent
and
create
technology.
What
is
Technology?
Technology
is
using
science
to
solve
problems.
Technology
is
used
to
make
things
easier.
Technology
changes
every
year.
Because
people
invent
technology
often,
there
are
things
that
we
have
now
that
people
did
not
have
many
years
ago,
such
as:
•
cars
•
color
TVs
•
video
games
•
computers
•
and
even
telephones
…just
to
name
a
few!
People
use
technology
in
MANY
ways!
Machines
Machines
are
a
kind
of
technology.
Machines
make
doing
a
job
take
less
time.
Farmers
use
machines
to:
plow
their
fields
plant
seeds
pick
their
crops.
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Tools
are
Technology!
Tools
help
us
do
different
jobs
and
make
the
job
easier
to
do.
Examples
of
tools:
Scissors
help
cut
things,
like
paper,
too!
A
spoon
is
used
to
lift
food
into
your
mouth.
An
axe
is
used
by
adults
to
chop
wood.
A
hammer
helps
put
nails
in
wood.
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Simple
Machines
A
simple
machine
is
a
tool.
Simple
machines
make
some
work
easier.
There
are
many
different
kinds
of
simple
machines:
A
wedge
is
a
simple
machine
that
pushes
things
apart.
A
wedge
is
often
used
to
split
wood.
A
wheel
and
axle
is
a
simple
machine
used
to
move
things.
An
inclined
plane
is
a
simple
machine
that
is
a
ramp
that
connects
a
higher
area
to
a
lower
area
which
allows
you
to
move
an
object
up
or
down
by
rolling
or
sliding
it
without
lifting
the
object
directly.
A
ramp
is
an
example
of
an
inclined
plane.
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A
screw
is
a
little
simple
machine
that
holds
things
together.
A
lever
is
a
simple
machine
that
can
push
down
on
one
side
to
raise
an
object
on
the
other
side.
A
see
saw
is
an
example
of
a
lever.
A
pulley
is
a
simple
machine
that
is
used
to
lift
things.
A
pulley
is
often
used
to
lift
things
up
really
high
and
then
down
again.
A
flag
on
a
flagpole
is
an
example
of
a
pulley
in
use.
The
string
that
you
pull
to
raise
and
lower
the
flag
is
part
of
the
pulley.
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Communication
To
communicate
means
to
give
or
send
information
from
one
person
to
another.
Some
forms
of
technology
help
us
communicate
with
others.
Technology
we
use
to
communicate
with
others:
•
telephone
•
cell
phone
•
computer/Internet
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Permission
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the
purchaser
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print
copies
for
non-commercial
educational
purposes
only.
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us
at
www.NewPathLearning.com.
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