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Science (Grade 7) - Pure Substances and Mixtures
Students will learn to define and differentiate between pure substances and mechanical mixtures. They will use the particle theory to explain the physical characteristics of matter in order to classify it. They will learn that most matter is either a solution or a mechanical mixture which can impact society and the environment.
Reference Sources
  • E.encyclopedia. Science (J REF 503 E.en)
    A traditional encyclopedia with a dedicated website.
  • The Particle Model of Matter (J 530 BAX)
    Learn about the different kinds of atoms,the particles that make up an atom and the different states that matter can take. Includes science activities and projects, quizzes, timelines and further information.
  • Mixtures and Solutions (J 541.34 BAL)
  • Physical Change: Reshaping Matter (J 530 STI)
  • Chemical Change: From Fireworks to Rust (J 541.39 STI)
  • Exploring Atoms and Molecules (J 539.7 SAU)
    Includes a chapter on the Particle Theory.
  • The Usborne Internet-Linked Library of Science: Mixtures and Compounds (J 540 SMI)
    This book delivers a clear introduction to mixtures and compounds that incorporate the material in our everyday lives, such as the sea, the air, plastics and fuel. Key chemical concepts are included as well as web-sites listed for further learning, a test yourself quiz plus hundreds of scientific terms.
  • States of Matter (J 530.4 BRE )
  • Materials Technology (J 620.11 SNE 2008)
  • Materials (J 530.4 WAL)
    This book explores the different types of substances in our world. Take a closer look at solids, liquids and gases and find out what materials are made from and how they react to the movement of particles.
  • Fuel and the Environment (J 333.79 WAL)
    Includes a section on making plastics as well as the cost of fuels and the impact that fuel has on the environment.
Web Sites