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Machines
EduBook Organización
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Brakes. Vehicles have brakes to reduce speed or stop. Bicycles and cars have brakes. Machines. There are simple and compound machines. They make our work easier. Compound machine. Compound machines are…
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End-of-unit evaluation - Matter and materials
EduBook Organización
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Everything around us is made up of matter. Matter can be found in three states: solid, liquid and gas. The air we breathe is a gas, the water in rivers and seas is a liquid, and the rocks are in a solid…
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Energy transfer: heat
EduBook Organización
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1.1. Heat The particles that make up matter store energy: Heat or thermal energy is the energy that is transferred from hot bodies to cold bodies (figure 1). All the particles that make up bodies have…
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Natural Science
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Unit 6: Living things bacteria (n): a tiny unicellular organism. cell (n): the smallest living component that makes up a living thing. feed (v): to obtain food and nourishment. grow (n): to increase in…
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Analyse. Recycling oil
EduBook Organización
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Read the text and answer the questions: We use vegetable oil at home to fry food. We often have leftover oil that we no longer use. Sometimes we pour it down the sink, where it travels along the pipes…
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Atoms and molecules
EduBook Organización
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3.1. Atoms The smallest units of matter are called atoms. All substances are made up of atoms. Atoms contain three types of particles: protons, neutrons and electrons. Protons and neutrons are located…
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Match. Rock types
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Match the definition to the different rock types: Rocks which are made up of grains of sand or mud that are held together by other mineral substances: Rocks which form when magma cools quickly on the…
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Mini-companies: cultivating entrepreneurial initiative at school
EducaMadrid Organización
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To meet the challenge of economic growth and employment, the European Union needs more successful and innovative companies, and more people who set up their own businesses. With that aim in mind, the…
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Correct. Summarising concepts
EduBook Organización
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Read the sentences and correct them: The diversity of countries that make up the EU prevents them from sharing the same values, such as peace or democracy. The EU's policy of solidarity is…
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Pure substances and mixtures
EduBook Organización
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Pure substances and mixtures If we look at a piece of granite we can see that it is made up of three different minerals: quartz, which is transparent, feldspar, which is white, and mica, which is black.…
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