Which material burns easily when exposed to fire?, Glass, Paper, Iron nail, Stone, Which material is most likely to rust when exposed to air and moisture?, Plastic bottle, Iron nail, Rubber ball, Glass cup, What happens when baking soda is mixed with vinegar?, It freezes., It produces bubbles because of a chemical reaction., It turns into metal., It disappears., Why is it important to separate biodegradable materials, such as fruit peels, from non-biodegradable waste?, They are more colorful., They can naturally decompose and become part of the soil., They are heavier than plastic., They never change., Maria cleaned her backyard and found paper, iron cans, plastic bottles, and fruit peels. She wanted to dispose of them properly to protect the environment and keep everyone safe. Which action should Maria take?, Burn all the materials together, Throw everything into one trash bag., Separate the fruit peels for compost, recycle the iron cans and plastic bottles, and keep paper away from fire, Leave all the materials outside until they disappear.

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