Which of the following materials can easily burn when exposed to heat?, Paper, Glass, Stone, Metal, Which material can naturally decompose over time?, Plastic bottle, Banana peel, Glass jar, Aluminum can, What happens to an iron nail when it is exposed to air and moisture for a long time?, It melts, It rusts, It burns, It disappears, What is most likely to happen when vinegar is mixed with baking soda?, The mixture freezes., The mixture changes color only., . The mixture produces bubbles because a gas is formed., . Nothing happens., Maria wants to dispose of different materials safely after cleaning their backyard. Which action shows the best understanding of the chemical properties of materials and helps protect the environment?, Burn all the leaves and plastic together, Throw biodegradable and non-biodegradable materials into one trash bag., Put fruit and vegetable scraps in a compost pit, recycle plastic bottles, and avoid burning plastic., Leave all the waste on the ground until it decomposes.

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