Chemistry: Visual Definitions

QUICK VIEW

• CW/HW: [1] Physical vs Chemical Changes MiniPoster [2] Formula Meaning MiniPoster.

• DN: In a chemical reaction, how do you know there was a colour change?

• EQ: What are the signs of a chemical reaction?

LESSON OUTLINE

5min Students complete the Do Now.

15-20min Physical vs Chemical MiniPoster. Students pick 3 to Illustrate with color for each category. Physical: (Same Atoms, Same Molecules) Melting, Freezing, Folding, Mixing, Sliced, Diced, Boiling. Chemical: (Same Atoms, NEW Molecules) Signs include: Change in Smell, Formation of a Gas, Formation of a Solid, Change in Color, Change in Temp.

10min Formula Meaning MiniPoster. Students explain what the numbers mean in a formula as well as what not having a number means for H2O vs CH4 vs O2H2.

5min Collect materials. Clean up. Wrap up.