5.1: Chemical Reactions

Multiple Choice

Which of the following is NOT an example of a physical change?

• Melting an ice cube

• Boiling water

• Burning wood

• Crushing a can

Examples of Chemical Change

Multiple Select

Select all the signs that indicate a chemical reaction has occurred.

• Change in color

• Production of new gases or vapor

• Mixing sand with water

• Input or release of energy

Multiple Choice

What is a chemical reaction?

• a change in matter when the molecules rearrange to make new molecules

• a change in matter when matter changes its form or appearance

• a change in matter when the physical appearance changes

• a very boring change in matter

Note Interaction

Complete the note interaction section on your note sheet!