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Check. Volcanoes
EduBook Organización
- 1838 visitas
Remember what you have studied in this section and answer the questions: Ask a classmate to define the following: magma, lava flows, pyroclasts, lapilli, ash, lava dome: In which areas of the Earth are…
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The Indonesian earthquake
EduBook Organización
- 1830 visitas
On December 26, 2004, there was an earthquake in the Indian Ocean which measured 9.2 on the Richter scale. It caused a series of tsunamis which affected the coasts of Indonesia, Thailand, Sri Lanka,…
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Final Autoevaluation T07 08 - Energy inside the Earth
EduBook Organización
- 1838 visitas
Indicate which concepts refer the following definitions: The forces that cause mountain chains to form are... Mountain chains are formed over ... The Andes mountain chain was formed by... A depression…
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Complete. Protons, neutrons and electrons
EduBook Organización
- 1840 visitas
Create a table for protons, neutrons and electrons with the headings: charge and location in the atom, using the picture.
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Calculate. Pressure
EduBook Organización
- 1832 visitas
Calculate the pressure exerted on snow by the feet of a man with a mass of 81 kg if you know that the total surface area of the soles of his boots is 0,6 m2? Note: g = 9,8 m/s2. P = Pa
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Choose. Upthrust and buoyancy
EduBook Organización
- 1837 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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Final Autoevaluation T10 02 - Obtaining and using energy
EduBook Organización
- 1836 visitas
Calculate the work being done: By a person who pushes a wheelbarrow for a distance of 100 m if he exerts a force of 500 N. W = J By a person pushing a very heavy block, failing to move, exerting a force…
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The reflection of sound
EduBook Organización
- 1834 visitas
7.1. Reflection of sound Sound is transmitted in a straight line. When it meets obstacles that it cannot cross, like a wall or a rock, it is reflected back in the other direction. Two phenomena caused…
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Check. The reflection of sound
EduBook Organización
- 1839 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 self-evaluation T04 02 - Spain in the 19th century: building a lib...
EduBook Organización
- 1838 visitas
Match each sentence with the correct subject: Under the new centralised state, nationalist movements began to emerge in several regions of Spain. Ferdinand VII's death in 1833 marked the beginning…
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