Recursos educativos water página 87

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Complete. Changes of state
EduBook Organización
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Complete the text with the correct words: evaporation fusion condensation temperature solidification Substances change state because of changes in . The change from solid to liquid is called , and the…
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English Bites / Perth's future
Xtec Organización
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Perth is beautiful city on the West coast of Australia. Watch today's story and find out about Perth's future. This glistening city positioned between ocean and desert is not the oasis it seems.…
- Menos de 15 minutos
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Environmental problems in cities
EduBook Organización
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6.1. Environmental challenges Natural landscapes are transformed when an urban area is created. Many man-made elements appear, constantly changing the landscape as the city grows. Creating an urban area…
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Initial evaluation 02 - Plants
EduBook Organización
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Match each group with its characteristics: Plants with flowers. ➝ Plants with big leaves and that can grow very tall. ➝ Organisms without chlorophyll that cannot move from place to place. ➝ Plants…
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Initial evaluation 3 - The Atmosphere
EduBook Organización
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Are the following sentences true or false? Acid rain is not harmful to rivers and lakes. The use of fossil fuels produces carbon dioxide. There are high levels of water vapour in jungles. Plants can…
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Final self-evaluation 10 - The Earth, a Living Planet
EduBook Organización
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Are the following sentences true or false? The first cells appeared before biomolecules. Water is the main component of living things. Biological evolution describes the development of individuals…
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Did you know?
EduBook Organización
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The surface tension of a liquid is the resistance its surface gives when an object is placed on it. The surface tension of water acts like an elastic membrane, and it can support small objects, such as…
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Think about it. Effects of heat on bodies
EduBook Organización
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Remember what you have studied in this section and answer the question: On a sunny day, the water in the sea or in a swimming pool feels colder than on a cloudy day. With a classmate and then as a…
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Choose. The Earth's layers
EduBook Organización
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Match each characteristic with one of the Earth's layers: It is gaseous. It is made up of living things. It is made up of water. It surrounds the Earth. It is where the weather occurs. It covers…
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True / False. What is sound?
EduBook Organización
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Are these sentences true or false? Sound is produced by vibrating objects. We perceive sound because we use our sense of hearing. Sound cannot travel through water or solids. If there is no material…
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