Question

draw conclusions write a conclusion that addresses each of the points below. claim how were you able to determine whether a physical or chemical change occurred in each experiment? evidence what evidence from your investigation supports your claim? reasoning explain how the evidence you gave supports your claim. describe, in detail, the connections between the evidence you cited and the argument you are making.

Explanation:

A physical change doesn't alter substance identity; a chemical change does. Evidence like new - substance formation or color change supports chemical change, while shape or state change supports physical change.

Answer:

Claim: Check for new - substance formation. Evidence: Color change, gas production for chemical; state change for physical. Reasoning: New substances mean chemical change; no new substances mean physical change.