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Lou Baker
4 R's
14
Science
7th Grade
11/18/2013

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Cards

Term
recycling
Definition
using materials from an object to make a new object
Term
reusing
Definition
using object again
Term
what are 4 r's
Definition
reduce, reuse, recycle, repair
Term
e-waste
Definition
electtronics
Term
examples of ewaste
Definition
phone, keyboards, DVD players
Term
examples of things made from recycled plastic
Definition
Bridge, paint, sports uniforms
Term
3 reasons why it is good to recycle
Definition
1. saves natural recources
2. produces less pollution
3. uses less energy to build new one
Term
3 reasons why we don't recycle more
Definition
1. people are lazy
2. don't understand recycling
3. inconvenient- no curbside or nearby recycling centers
Term
single stream recyclinng system
Definition
all recyclables are collected at once
Term
What process is number 5 for?
Definition
microwaving
Term
what can glass do repeatedly?
Definition
be recycled without a loss in purity
Term
what group do plastics that don't fit in other groups go in
Definition
7
Term
what is the most recycled material in the U.S.?
Definition
tin cans, 63% of tin cans are recycled each year
Term
where can you recycle plastic bags?
Definition
grocery stores
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