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Casos particulares del adverbio. [...]
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Casos particulares del adverbio. Casos particulares del determinante y el pronombre La lengua en la sociedad
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Complete. The nervous system
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Look at the first chart and complete it with the parts of the nervous system.
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Final Autoevaluation 9.08 - Motion and forces
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Answer true or false: Friction is a type of force. Friction is the force between an object and the surface on which the object moves. The effect of friction is equal to the movement. The friction value…
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Talk about it. Obtaining and using energy
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Look at the pictures and answer the questions: Is the Sun a source of energy? And a bonfire? List five sources of energy. Which of them could run out? Will we always have oil to use? Name a source of…
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Check. Test yourself
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Remember what you have studied in this unit and answer the questions: List different forms of energy and give two examples of when each one operates. What type of energy is possessed by a girl who is…
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Summaries - Heat and temperature
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1. Energy transfer: heat Heat or thermal energy is the energy that is transferred from hot bodies to cold bodies. All the particles that make up bodies have internal energy; the particles in a hot body…
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Effects of heat on bodies (I)
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3.1. Increase in temperature Heat must be added to increase the temperature of a body. This causes the particles that make up the body to increase their speed. For this reason, the increase in…
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Check. Light, shadow and penumbra
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Remember what you have studied in this section and answer the questions: Name two effects that show that light travels in a straight line. Can you demonstrate it now? With a classmate, describe the…
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Did you know...
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During the French Revolution, citizens were grouped into societies (clubs) according to their political affinities and in order to have some influence in the Assembly. Amongst the most popular clubs…
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Match. Concepts of the birth of industry
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Match the definition with a concept: Machine invented by James Watt that burned coal and became a symbol of the Industrial Revolution. Textile imported from India that was later banned in order to…
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