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Final Autoevaluation 1.01 - Plant nutrition
EduBook Organización
- 1877 visitas
J. van Helmont's experiment Van Helmont (1577-1644), a Flemish doctor and chemist, thought that in addition to water, air and substances in soil, other elements must be necessary for plant…
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Check. Reproduction in living things
EduBook Organización
- 1882 visitas
Remember what you have studied in this section and answer the questions: What is the purpose of reproduction? Explain the basic types of reproduction. What are the different stages in sexual…
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Biotic factors
EduBook Organización
- 1875 visitas
3.1. Biotic factors Biotic factors are the relationships between living things. They vary according to the organisms involved and are classified as: Intraspecific relationships, where individuals of the…
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Choose. Upthrust and buoyancy
EduBook Organización
- 1884 visitas
Choose the correct answer: What equals the upward thrust experienced by a submerged object in a liquid? What is the apparent weight of an object? What happens if the weight is less than the upward…
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Analyse. Learn to calculate and work with graphs
EduBook Organización
- 1873 visitas
Graphs help us to understand the relationships between the magnitudes represented on them. A very common way of drawing a graph is to give magnitudes to the quantities we are studying and transfer them…
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Check. The reflection of sound
EduBook Organización
- 1878 visitas
Remember what you have studied in this section and answer the questions: What is the reflection of sound? Explain an echo. Why is a minimum distance needed to hear it?
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Final Autoevaluation T12 06 - Waves. Light and sound
EduBook Organización
- 1881 visitas
A train that is 2km away whistles. How long does the sound take to reach our ears through the air? And through a steel railway track? t = segundos.
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The return to absolutism
EduBook Organización
- 1886 visitas
I do not only lack allegiance to the Constitution and any decree of the Cortes (...), but I also declare the Constitution and such decrees void and without value, now and at any time, as if such acts…
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Describe. The Progressive Biennium
EduBook Organización
- 1886 visitas
Look at the illustration and answer the questions: What groups put up the barricade? What were they in favour of? Which politician represented their goals? Describe the scene, the characters and the…
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Final self-evaluation T05 10 - Society and industrialisation in 19th cen...
EduBook Organización
- 1877 visitas
Match the following statements with the correct concept: Group of buildings, including a factory and housing, located outside the town and near a river which was used as a power source. Type of engine…
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