Question

preview each experiment you will perform. for each experiment, is the change that occurs physical, or is it chemical? how will you be able to tell what type of change took place?

Explanation:

Physical changes don't alter substance identity, like melting ice. Chemical changes form new substances, e.g., wood - burning. Look for signs like color change, gas production, heat release.

Answer:

To determine if a change is physical or chemical, observe for new - substance formation and signs such as color change, gas evolution, or heat changes.