Summarize facts about chemical change in 2-3 sentences.

A chemical change produces a new substance. When a chemical change takes place, electrons are either given away or received, that’s how you form a bond. Examples on how to identify a chemical change would be, if a gas is produced, precipitate, color change, temperature change. A chemical change can either be endothermic or exothermic.

plants need sunlight, water, and carbon dioxide to make food. plants use the raw materials of water, nutrients they absorb from soil, and carbon dioxide to make sugars the plant can use. energy from the sun and chlorophyll are also needed.