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Evalúa lo que sabes
EduBook Organización
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Evalúa lo que sabes El lenguaje cinematográfico
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The scientific method - Introduction
EduBook Organización
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5. About the scientific method What method do scientists use to formulate a theory or test a hypothesis? The development of cell theory can be used to explain the stages of scientific inquiry.…
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Internal geodynamics and surface relief
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The forces inside the Earth cause mountain chains to form They also deform rocks and form folds, or break rocks and cause geological faults or joints. 6.1. Mountain ranges Mountain ranges are chains of…
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Invetigate. Learn to observe different kinds of change in matter
EduBook Organización
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In this experiment you will observe physical and chemical changes in matter. Follow the instructions carefully. Copy and complete the table below. Place a half spatula of calcium carbonate into a test…
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Calculate. Matter and its properties (2)
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Calculate the mass of water produced when 20 g of hydrogen reacts completely with 160 g of oxygen. g of water.
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Check. Motion
EduBook Organización
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Remember what you have studied in this section and answer the questions: Why do we need an origin as a reference point to know the position of a moving object? With a classmate, say what trajectories…
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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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Analyse. Learn to build and calibrate a thermometer
EduBook Organización
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To build a simple alcohol thermometer you can use a conical flask containing alcohol (mercury is toxic), and a capillary tube. Equipment A container to boil water, two beakers, ice cubes, a capillary…
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Interpret. Allegory of the stratified society
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Which social classes are represented in this image? What does it say about the social classes?
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Identify. United States in its origin
EduBook Organización
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Look at the map and match the state, city or country with the corresponding number:
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