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Contesta. Comprensió del text
EduBook Organización
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Respon les preguntes següents: De qui eren els missatges que va rebre Clara? Des d'on s'enviaven? Quins passos segueix Clara per a respondre els missatges? A quina adreça electrònica envia el…
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Final self-evaluation 1.8 - Matter and Materials
EduBook Organización
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Match each technique for separating components with a mixture: Chromatography Decanting Distillation Filtration Magnetic separation
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Answer. Matter: volume, mass and density 2.1
EduBook Organización
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Look at this image of an iceberg. Why does it float in the water?
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Calculate. Distances in the Universe 4
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If the distance from the Earth to the Moon is 1.25 light seconds, how many kilometres are there between them? km.
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About our planet
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2.1. The earth's layers The Earth is a rocky, almost spherical planet. Its radius is 6373 kilometres. There is a lot of activity inside the Earth. This activity is evident in the crust in the form…
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The water cycle in nature
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- 1 lo usan
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The water cycle is a closed cycle that has several stages (as seen in the diagram). Here we will start with the water evaporation stage. Why would this cycle not occur without the Sun? Where does the…
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Answer. The Earth's crust 1.4
EduBook Organización
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What are the most abundant geochemical elements? Where are the found?
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Final self-evaluation 9 - The Diversity of Life
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Complete the text with the missing words: ground – food – sporangia – spores – heterotrophic – hyphae – mycelium – mycelium nutrition – filaments – Reproductive – cells –…
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Describe. The characteristics of vertebrates
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With a word or short phrase describe the following characteristics in fish, amphibians, birds and mammals: Type of skin. Shape of body. Appendages. Respiratory aparatus. Body temperature regulation.…