Recursos educativos water página 33

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Self-evaluation 4 - Weather and climate
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Re-write these sentences and correct the errors: The atmosphere prevents the most harmful solar radiation from reaching the Earth. Solar rays reach the Earth's surface in the form of light. The…
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Check what I know
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Answer true or false: The physical environment consists of living things. → There are four important elements in the physical environment. → The air contains minerals. → Plants need…
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The leaves make the food
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The roots absorb water and minerals from the soil. This becomes raw sap. The raw sap moves up the stem to the leaves. The leaves use raw sap, sunlight and a gas called carbon dioxide to make food. The…
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Natural landscapes
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How natural landscapes form Landscapes that humans have not changed are called natural landscapes. Natural landscapes form slowly over millions of years. The landscape is transformed by different…
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Ocean currents
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Ocean currents affect coastal climates by making them warmer or cooler. Coasts with cold currents are usually arid. This is because the cold water does not evaporate, producing dry air. Coasts with warm…
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Choose. The exploitation of resources: problems
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Choose the best answer to each of the questions about the exploitation of natural resources: What is the main problem with non-renewable resources? Why is water a problematic resource? What is the…
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Experiment. Changes in matter
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Practise balancing the chemical equations found in the simulation at the following website and answer the questions below: www.tiching.com/100361 How many hydrogens and oxygens are needed to obtain two…
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Summaries - Medieval Cities
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1. The return of urban life From the end of the 11th century, Western Europe experienced an increase in agricultural production, produced by the decrease in wars and invasions, and by advances in…
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Webquest: A conservation community
Tiching explorer Organización
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This webquest will strengthen our knowledge about conservation and how it effects the community in which we live. We write an informative letter asking to use less paper and state why it is important.…
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Think about it. Abiotic factors
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Remember what you have studied in this section and answer the questions: Why do you think life developed in water before it developed on land? Light is very important for which organisms? How does light…
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