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What I Have Learned Multiple Choice Directions: Choose and encircle the letter of the correct answer. 1. This packaging material is resistant to high temperature but has poor quality temperature and becomes brittle. A. polyethylene C. polystyrene B. polypropylene D. polyamide 2. Which of the following does not belong to the group? A. polyvinylchloride C. polystyrene A expanded polystyrene D. polypropylene​

Sagot :

ANSWER:

1. This packaging material is resistant to high temperature but has poor quality temperature and becomes brittle. A. polyethylene C. polystyrene B. polypropylene D. polyamide

ANSWER:a.polyethylene



2. Which of the following does not belong to the group? A. polyvinylchloride C. polystyrene A expanded polystyrene D. polypropylene​

ANSWER:D.polypropylene

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