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Initial evaluation 1 - The Earth and the Moon
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Match each word with its definition: orbit eclipse rotation revolution
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Answer. Effects of the Moon and Sun 02
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How long does a lunar day last?
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Meteorites
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Most meteorites burn up quickly in the thermosphere, giving off a bright light, due to friction with the atmosphere. They are known as shooting stars.
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Answer. Parts of the atmosphere 4
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In which layer of the atmosphere is the ionosphere? What happens in this sub-layer?
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Atmospheric pressure
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Atmospheric pressure is measured in hectopascals. At sea level, atmospheric pressure has a value of 1013 hectopascals (hPa) or 1 atmosphere (atm).
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Answer. Water on our planet 4
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What percentage of the planet's surface is occupied by water?
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Final self-evaluation 06 - The Earth's Crust
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Complete each sentence by putting the minerals in the correct order: apatite, orthoclase, quartz scratches but can be scratched by . calcite, corundum, talc scratches but can be scratched by . diamond,…
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Answer. The Earth, a living planet 8.3
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What are natural resources? What would you do to promote a rational use of natural resources?
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Answer. Cells and living things 3.1
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What is an organism? Define a unicellular organism and a multicellular organism.
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Answer. Organisation and functions of living things 4.1
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What name is given to a group of cells which specialise in the same function?
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