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Check. The revolution of the Earth
EduBook Organización
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Use what you have learnt in this section to answer the questions: What are leap years? How often do leap years happen? What causes the change in seasons? What season is it when both the northern and…
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Color Vision
Tiching explorer Organización
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This simulation creates a whole rainbow by mixing red, green, and blue light. We can change the wavelength of a monochromatic beam or filter white light. We can either view the light as a solid beam or…
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Self evaluation 5 - Our planet Earth
EduBook Organización
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Match each sentence with one of the sections: From the Earth, the Sun appears to rise in the east and set in the west. The Earth's dimensions explain its shape of being slightly flattened at the…
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Choose. Changes in matter
EduBook Organización
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Choose what type of change is taking place in each of these situations: A fire becomes smoke and then ash. A block of ice melts. An iron object let out in the weather develops a layer of rust. A piece…
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Look at the photo. Answer the questions
EduBook Organización
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Look at the photo. Answer the questions: What is this sculpture made of? Is ice a solid or a liquid form of water? What will happen when the ice melts? What do we call the process when ice changes into…
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Alfonso XIII in exile
EduBook Organización
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The elections held on Sunday have clearly shown that I do not have the support of my people. My conscience tells me that this change of course is not definitive, as I will always try to serve Spain…
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Initial self-evaluation T1 02 - Our planet Earth
EduBook Organización
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Choose the correct answer: Do these sentences refer to the rotation of the Earth or the revolution of the Earth? It produces day and night. The Sun rises in the east and sets in the west. It causes the…
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Progress and inequality in the 20th century
EduBook Organización
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Economic growth and the consumer society The world economy saw unprecedented growth during the 20th century, because of advances in science and technology. Major developments in communications and…
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Final self-evaluation T02 02 - Liberal revolutions and nationalist movem...
EduBook Organización
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Complete the following sentences with the missing words: bourgeoisie – marginalisation – liberal – Vienna – monarchy – financial – Constitution – bourgeoisie – 1834 – autocratic –…
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Bullfrog Films
Tiching explorer Organización
3997 visitas
This is the webpage of a US publisher of independently-produced videos. They sell educational DVDs about the environment, globalization, sustainability, climate change, social justice, the developing…
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