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Initial self-evaluation T3 02 - The Earth's relief
EduBook Organización
- 1863 visitas
Decide whether the following elements are internal or external forces acting upon relief, or, whether they have no affect on relief: rain earthquake wind vegetation fauna volcanic eruption waves human beings
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Oceanography Facts
V&V Books Vicens Vives Organización
- 1 lo usan
- 1287 visitas
Oceanography is also known as marine science, and is an earth science that includes the study of ocean ecosystems, ocean currents, waves, marine organisms, plate tectonics, and sea floor geology, and…
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Observe. Reflection of sound
EduBook Organización
- 1327 visitas
John did this sound experiment at home. He wanted to find out whether objects reflect sound: What is the source of the sound? What does the sound travel through? What material does John use to reflect…
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Sound and Solids: Visualizing Vibrations
Suzanne Teesdale Organización
- 371 visitas
The vibrations that produce sounds are invisible to the eye. In this video segment, a tuning fork's vibrations are made visible as rippling waves when the two-pronged instrument is placed gently in…
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Internal forces in the formation of relief
EduBook Organización
- 4908 visitas
2.1. Internal forces Below the surface of the Earth, gases and compressed materials put pressure on the crust. They can deform it or make it crack. These internal forces are what cause earthquakes and…
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Check. Ocean dynamics
EduBook Organización
- 3578 visitas
Review what you have studied in this section and do the following activities: What causes waves? Why do we say that the waves do not move towards the coast? What are tides? What is the difference…
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Self-evaluation 8 - Rivers and seas
EduBook Organización
- 2606 visitas
Re-write the sentences about the ocean dynamic and correct the errors: Waves move forward as they rise and fall. The stage in which the level of the sea rises is known as low tide. The water of ocean…
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What is sound?
Maria Pallarés Docente
- 1 lo usan
- 3018 visitas
What is sound? Sound is a form of energy, just like electricity and light. Sound is made when air molecules vibrate and move in a pattern called waves, or sound waves. Think of when you clap your hands,…
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Think about it. The nature of light
EduBook Organización
- 2147 visitas
Remember what you have studied in this section and answer the questions: Look at the diagram of electromagnetic waves. State what happens to the wavelength, frequency and energy as you go from left to…
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Nature 2. Natural Sciences
EduBook Organización
- 8166 visitas
I. Introduction 1. Plant nutrition 2. Animal nutrition 3. Plant reproduction 4. Animal reproduction 5. Interaction, adaptation and coordination in animals and plants 6. The natural environment.…
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