This document provides definitions and examples of key concepts in the classification and changes of matter. It defines matter, non-matter, pure substances, elements, compounds, mixtures, homogeneous and heterogeneous mixtures, physical properties like mass, volume, density and states of matter. It also distinguishes between physical and chemical changes, providing examples of each type of change.

1. Photo Chemistry -Identifying Chemistry In Our World Lucy Shim May 11 th , 10 Science 9

2. Vocabulary List Matter Not matter Pure substance Element Compounds Mixtures Heterogeneous Mixtures Homogenous Mixtures Mass Volume Density Viscosity State Conductivity 2 examples of physical change 2 examples of chemical change

3. Classification of Matter

13. Volume :the amount of space that an object occupies Video1) The amount of water over- flew is the volume of the magnet I dropped. Video2) The water poured into the cylinder shows the accurate volume of the magnet.

18. Physical Change ① :a change in form or state while the substance still stays the same * Though the bread inflated greatly and changed in its outer feature, the constituents of the bread still stays the same

19. Physical Change ② * Before the toasts being heated in oven, the slices of margarine and cream cheese on toasts are solid. After the being heated in oven the slices became soft and mushy like liquid. In addition, the liquid-like margarine and cream cheese might return to its original state (solid) by solidification.