Recursos educativos water página 101

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Check. Effects of heat on bodies
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Remember what you have studied in this section and answer the questions: Explain the phenomena of expansion and contraction. Why do they happen? What is the anomalous expansion of water? With a…
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Simplified MRI
Tiching explorer Organización
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Magnetic Resonance Imaging (MRI) can tell if we have a tumor. Our head is full of tiny radio transmitters (the nuclear spins of the hydrogen nuclei of our water molecules). In an MRI unit, these little…
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Complete. Plants
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Complete the text with the missing words. autotrophic - sap – chlorophyll – 500 – sunlight – carbohydrates – roots – vessels water – xylem – phloem – sunlight – held – oxygen -…
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Complete. Plants
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Complete the sentences by putting these words in the correct spaces: Spermatophytes move chlorophyll algae water ferns food photosynthesis The main groups of plants are , mosses, and spermatophytes.…
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Danger in the Lagoon
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Peter, Wendy, John, Michael and the Lost Boys often go to the Mermaids’ Lagoon. The water is blue and beautiful. They like swimming and playing in the blue lagoon. Beautiful mermaids live here, and…
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Introduction - Our planet Earth
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Most of the Earth is made up of the geosphere. This is a large sphere of rock with a diameter of 13000 km. A large part of the geosphere is covered by the hydrosphere. This is a layer of liquid water…
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How mixtures are separated
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Evaporation. During evaporation, the liquid evaporates and the solid crystallises. Salt is separated from seawater at a salt factory using this method. Filtration. In filtration, the mixture is poured…
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The components of air
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2.1. Air: a mixture of gases Air is made up of a mixture of gases. The main gases are nitrogen and oxygen. Other gases such as water vapour, carbon dioxide and ozone are present in smaller quantities.…
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The weather
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Climate. Climate describes the general weather conditions of an area over a period of time. Precipitation. Precipitation can fall as rain, snow or hail. Clouds. Clouds are formed when water vapour cools…
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How to convert millilitres to litres and vice versa
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We use the same method to convert volume as we use to convert mass. To convert from millilitres to litres, we divide by 1000. If a bottle contains 200 ml of water, its volume in litres is: 200 / 1000 =…
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