Science Focus 7

1. Unit 1

   Being a scientist

   1. 1.1 Safety–before we start
   2. 1.2 What is science?
   3. 1.3 Observing
   4. 1.4 Equipment
   5. 1.5 Reporting
   6. 1.6 Measurement
   7. 1.7 Working scientifically
   8. 1.8 Using a Bunsen burner
   9. 1.9 What, why and how?
   10. 1.10 Scientific research
   11. Science focus: Scientific method: the path to greater understandi…
   12. 1.11 Better measurements
   13. 1.12 Scientific conventions

2. Unit 2

   Matter 1

   1. 2.1 Elements, compounds and mixtures
   2. 2.2 Physical and chemical change
   3. 2.3 Inside atoms
   4. Science focus: Atomic models
   5. 2.4 Atoms and elements
   6. 2.5 Arranging the elements
   7. Science focus: Discovery of the elements
   8. 2.6 Metals, non-metals and semi-metals
   9. 2.7 Families of elements
   10. 2.8 Pure metals and alloys

3. Unit 3

   Physical world 1

   1. 3.1 Static electricity
   2. 3.2 Moving electricity
   3. 3.3 Using electricity
   4. Science focus: Solar challenge

4. Unit 4

   Living world 1

   1. 4.1 Plant and animal cells
   2. 4.2 Food
   3. 4.3 Digestion
   4. 4.4 Blood and circulation
   5. 4.5 Excretion: getting rid of wastes

5. Unit 5

   Earth and space 1

   1. 5.1 Weather
   2. 5.2 The solar system
   3. Science focus: Discovering the heavens
   4. 5.3 The Sun
   5. 5.4 The Moon
   6. 5.5 Space rocks
   7. 5.6 The night sky
   8. 5.7 The Milky Way and other galaxies
   9. 5.8 Satellites and remote sensing

6. Unit 6

   Matter 2

   1. 6.1 The particle model
   2. 6.2 Changes of state
   3. Science focus: Observation and discovery
   4. 6.3 Expansion

7. Unit 7

   Physical world 2

   1. 7.1 Describing motion
   2. 7.2 Newton’s First Law
   3. 7.3 Gravity
   4. 7.4 Friction: slowing down and getting moving
   5. 7.5 Gravitational force
   6. Science focus: Flying high

8. Unit 8

   Living world 2

   1. 8.1 What is a microbe?
   2. 8.2 Reproduction in microbes
   3. 8.3 Friend or foe?
   4. 8.4 Effects of human civilisation on the ecosystem
   5. Science focus: The right balance—a human problem

9. Unit 9

   Earth and space 2

   1. 9.1 Our Earth
   2. 9.2 Rocks and minerals
   3. 9.3 Types of rocks
   4. 9.4 Weathering and erosion
   5. 9.5 The atmosphere
   6. Science focus: Global warming
   7. 9.6 Earthquakes
   8. 9.7 Volcanoes
   9. 9.8 Ecosystems