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Recursos educativos
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Nivel educativo
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Competencias
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Tipología
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Idioma
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Tipo de medio
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Tipo de actividad
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Destinatarios
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Tipo de audiencia
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Creador
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Think about it. Sound
EduBook Organización
- 1508 visitas
Remember what you have studied in this section and answer the questions: Why do we say that sound transports energy? What kind of energy is it? If we put our ear close to a railway track, we know that a…
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Think about it
EduBook Organización
- 1481 visitas
Make a diagram showing the order of events from pollination to fertilisation. Which system of pollination is better, insect or wind? Debate. What is the advantage and disadvantage of coevolution as seen…
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What do you think?
EduBook Organización
- 1468 visitas
Jane Eyre tells us that she has no money and that she is not very pretty. Mr Rochester is a rich man and is admired by many women. Here are some questions about Jane and Mr Rochester. Choose the answer…
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Stop! Look! Listen! Think!
Suzanne Teesdale Organización
- 2 lo usan
- 1067 visitas
Road safety song and activity.
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Think. Intensity of sound
EduBook Organización
- 1364 visitas
Look at these objects. They all produce different types of sound. List them in the order of their intensity, from the loudest to the quietest sound.
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Think - Air and life
EduBook Organización
- 1355 visitas
The quantity of gases in the air is less at high altitudes. There is less oxygen at the top of a mountain than at sea level. Why do you think the mountain climber in the photo is wearing an oxygen mask?
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Think - The biological environment
EduBook Organización
- 1343 visitas
Some animals hunt in groups. Can you name an animal that hunts in groups? What are the advantages of hunting in this way?
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Think and answer. Spermatozoids
EduBook Organización
- 1265 visitas
Look at the diagram on the right. It shows the sexual reproduction of Sargasso seaweed, found in the Atlantic Ocean. Each spermatozoid has two small tails to help it swim to the ovules. What do the…
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Think - Simple machines
EduBook Organización
- 1 lo usan
- 1002 visitas
Make a list of machines that have wheels. Do you use these machines? How often?
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Think about it
EduBook Organización
- 1081 visitas
Decide whether the change is physical or chemical and explain why: Ice-creams melt in the heat. Silver darkens over time.
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