Chapter 7Physics A First Course Matter and Energy

Matter and EnergyTemperature, Energy, and

Matter7.1 The Nature of Matter7.2 Temperature and the Phases of Matter7.3 What is Heat?7.4 Heat Transfer

Chapter 7.1 Objectives and Vocabulary

element atom compound molecule mixture

Describe the nature of matter at the atomic level.

Explain how Brownian motion supports the theory that matter is made of tiny, invisible particles.

Distinguish between elements, compounds, and mixtures.

7B Investigation: Energy and Phase ChangesKey Question:

How much energy is involved when matter changes phase?

*Students read text section 7.2 AFTER Investigation 7B

7B Investigation Topics

Measure mass. Measure temperature. Mix materials of different temperatures. Calculate energy. Calculate temperature changes.

Chapter 7.2 Objectives and Vocabulary Fahrenheit scale

Celsius scale thermometer solid liquid gas intermolecular forces evaporation absolute zero Kelvin plasma

Convert between temperature scales.

explain the relationship between temperature and the movement of particles in a system.

Describe the relationship between temperature and states of matter.

7A Investigation: Temperature and Heat

Key Question:

How much energy is involved when matter changes phase?

*Students read text section 7.3AFTER Investigation 7A

7A Investigation Topics Measure mass. Measure temperature. Mix materials of different temperatures. Calculate energy. Calculate temperature changes.

Chapter 7.3 Objectives and Vocabulary thermal energy

heat calories specific heat

Explain the difference between temperature and thermal energy.

Define heat.

Calculate the heat required to raise the temperature of a material.

Chapter 7.4 Objectives and Vocabulary heat conduction

thermal conductor thermal insulator convection thermal radiation

Explain the three methods of heat transfer and name examples of each.

Give examples of thermal conductors and thermal insulators.

Describe the direction of heat transfer between two objects.

7.4 Heat Transfer