1.) Physical Science 2.9 Lecture
2.) Eggcellent Demo
1.) What is a solid?
2.) What is steam?
3.) Describe the particles in a gas.
4.) Which of the following is an example of a physical
change? A. lighting a match B. breaking a glass C. burning
of gasoline D. rusting of iron
5.) A scientist places 10 mL of water in a test tube and
heats the liquid over a Bunsen burner for 2 minutes. The
liquid boils and escapes as steam. This experiment is a
good example of: