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Biotic factors
EduBook Organización
- 1968 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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Check. Volcanoes
EduBook Organización
- 1970 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
- 1970 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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Match. Macroscopic and microscopic systems
EduBook Organización
- 1978 visitas
Match each system with the type that it corresponds to: Epithelial cell . Laboratory. Iberian Peninsula. Proton. Universe.
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Uniform rectilinear motion
EduBook Organización
- 1970 visitas
2.1. Velocity In a moving car, the speedometer tells us what velocity it is travelling at, at any given moment (figure 1). Velocity is the distance travelled per unit of time. Average velocity If we…
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Calculate. Forces graph
EduBook Organización
- 1963 visitas
Calculate the results of the forces shown in images below : R = N R = N R = N
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Observe. Deformation of a spring
EduBook Organización
- 1963 visitas
The greater the force applied to a spring, the greater the deformation it experiences. When the force disappears, the spring returns to its original length. If the force exerted by weight, w2, is double…
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Think about it. Forces in everyday life
EduBook Organización
- 1965 visitas
Remember what you have studied in this section and answer the questions: Is a plane travelling at constant speed in equilibrium? What about a plane which is accelerating? Discuss. What is the magnitude…
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Final Autoevaluation T12 05 - Waves. Light and sound
EduBook Organización
- 1965 visitas
Sound and Noise Spain is the second noisiest country in the world after Japan. Especially in the big cities, people live surrounded by noise from traffic and construction work. This situation means that…
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Final Autoevaluation T12 10 - Waves. Light and sound
EduBook Organización
- 1965 visitas
Answer the questions: What are the effects of continually listening to very loud sounds? What is noise pollution? How can we reduce noise?