SCIENC
E
WEEK5

Responsible Living with
Matter

Introduction
You live in a world of matter. Every
day you use matter in your various
activities. As you depend on matter,
you recognize the need to use matter
responsibly and safely.

Proper waste disposal and
management can be done by
applying the 3R – Reduce, Reuse
and Recycle. Reducing means
the amount of trash/garbage
produced. Reusing refers to using
materials more than once while
recycling means creating new
PROPER
WASTE
MANAGE
MENT

• Having a proper waste management can result
in the availability of valuable materials to
This can save money while potentially creating
new jobs and business opportunities. Reducing,
reusing and recycling your waste is important
for the environment, but it can also be
profitable.
What is the best waste
management?
Importance of Proper Waste
Management

• Do not buy
more than
what you need.
• Reduction of
transportation that
uses gasoline. (It
harnessed from the
underneath the
ocean floor.)
RED
UCE
When you use only those resources that you truly need, you use
fewer resources and in the end, you throw away fewer things and
therefore help to reduce the world's waste. In this way you also
contribute toward reducing the use of materials that could harm
the environment.
Waste reduction is considered the most effective way of managing
the world's garbage. You can observe this through the following
ways:
• Reduce
consumption
of Energy
• Reduce your
use of paper.
• Reduce your
use of water.

To reuse an item is to use it again even
after it has served its primary purpose.
Passing of things
to siblings.
(textbooks,
materials, etc.)
REUSE
Utilizing both
sides of papers.
Donating the
clothes no
longer fit you.
Opening gifts, do
not carelessly
tear the wrapper
you can reuse it.

RECYCLE
• When melted
usingheat, glass
and metal scraps
can be molded into
new products.
Transforming them into new things/items that
serves a different purpose.
• Old newspaper
can be cut into
small pieces and
turned into a
material called
mulch.
• Plastic bottles
cab be used
as containers.

Waste recovery involves getting materials or
substances from garbage and having these
processed then reused.
Cell phones
become obsolete
as new models are
developed. (sell
your old phones –
Instead of
buying new
ink cartridge
for your
RECOVER

Adjustme
nt of
Clothes
Some materials are deemed useless
because they are broken or some parts
are not functioning properly.
Repairing of
Shoes/bag
instead of
buying right
away.
REPAIR
Repair
first before
Replaceme
nt