Hang the Wheel of Better Behavior on your kitchen wall, and the atmosphere in your home will change overnight. ... Silver undergoes a chemical reaction with sulfur-containing substances in the air.

Chemical and Physical Changes | Classifying Matter and Changes in Matter | Understanding Chemical and Physical Changes | Experiments | Explanations | Directory of Related Links;

Here are a few experiments you can try at home! The explanations for the results of each experiment is on the Wait for 15 minutes. What evidence is there that a chemical change has taken place? ;

tell what a chemical change is; ... Be sure to discuss with the students how these chemical reactions affect their lives during or right after the demonstrations and/or experiments.

Key Terms: chemical nomenclature, compounds, conservation, elements, endothermic, exothermic reaction, mass, ... Experiments you can do at home: Temperature and the Rate of a Chemical Reaction

Introducing Physical and Chemical Chang ... Scientists often discover information about the world around them by carrying out experiments.

tell what a chemical change is; ... Be sure to discuss with the students how these chemical reactions affect their lives during or right after the demonstrations and/or experiments.

The following HotLinks are divided into the three major concepts you will find in the Energy and Matter in Chemical Change unit.

The following Technology Ideas are divided into the three major concepts you will find in the Energy and Matter in Chemical Change unit.

The question is, "with the fact that lizards can change their color, is this a physical or chemical change?" ... Perhaps you should turn the tables on THEM and make THEM investigate this via experiments,