Chapter 8Physics A First Course Matter and Energy

Matter and EnergyPhysical Properties of

Matter8.1 Properties of Solids

8.2 Fluids

8.3 The Behavior of Gases

8A Investigation: Density and the Phases of MatterKey Question:

How do equal masses of gas, liquid, and solid compare?

*Students read text section 8.1

AFTER Investigation 8A

8A Investigation Topics

Measure mass.

Measure pressure.

Calculate mass of a gas.

Chapter 8.1 Objectives and Vocabulary

physical properties chemical properties density crystalline amorphous stress tensile strength elasticity brittleness thermal expansion

Distinguish between physical and chemical properties.

Calculate the density of a substance.

Calculate stress. Give examples of

brittleness, elasticity, tensile strength, and thermal expansion

8B Investigation:

Key Question:

How much energy is involved when matter changes phase?

*Students read text section 8.2

AFTER Investigation 8B

8B Investigation Topics

Predict behavior of fluids. Observe behavior of fluids. Construct experimental equipment.

Chapter 8.2 Objectives and Vocabulary fluid

buoyancy Archimedes'

principle pressure Bernoulli's principle viscosity

Explain why liquids are generally less dense than solids.

Explain why solid water is less dense than liquid water.

Describe the conditions necessary for an object to float.

Explain what pressure is. Describe how energy

conservation applies to fluids. Explain the meaning of viscosity.

Chapter 8.3 Objectives and Vocabulary Boyle's law

Charles' law relative

humidity

Describe the relationship between the pressure and volume of a gas.

Describe how changes in temperature affect gases.