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Recursos educativos
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Answer. Search and calculate 3.2
EduBook Organización
- 1730 visitas
How would you measure the surface area of a square field?
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Initial evaluation 3 - The Earth and the Moon
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- 1731 visitas
Are the following sentences true or false? The Earth has no satellites. The tides are caused by the rotation of the Earth. From the Earth we only ever see one side of the Moon. Solar eclipses can be…
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Answer. The hydroshpere 4
EduBook Organización
- 1731 visitas
Why is the amount of drinking water available on the planet increasingly scarce?
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Melting glaciers
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- 1722 visitas
In recent decades glaciers and ice caps, which contain most of the fresh water on the planet, have decreased in size. Why do you think many glaciers have reduced in size? What could happen if all the…
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Answer. Rocks 4.5
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- 1723 visitas
What are the most important saline rocks? What are they used for?
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Final self-evaluation 05 - The Earth, a Living Planet
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- 1718 visitas
Are the following sentences true or false? Biomolecules are mostly made up of metallic elements. Proteins are used by the body to repair tissue. Nucleic acids are necessary for reproduction.…
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Final evaluation 10 - The Plant Kingdom
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- 1725 visitas
Use the following phrases to explain the difference between monocotyledon angiosperms and dicotyledon angiosperms: seed with a cotyledon – flower with 3 petals or multiples of 3 – leaves with…
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Answer. Echinoderms 3.6
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- 1727 visitas
What is a more common name for the echinoderms known as holothurians?