Multiple choice

Which of the following is a true statement about recycling?

  1. it takes more energy to make steel from scrap than new ore

  2. Cities can find buyers for their recycled material

  3. recyclable materials are cleaned and processed

  4. All of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Recycling involves collecting, cleaning, and processing materials so they can be manufactured into new products.

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