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Answer. Units of measurement 04
EduBook Organización
- 2031 visitas
List the units used to measure length, surface area and volume.
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Interpret. The phases of the Moon 02
EduBook Organización
- 2041 visitas
What do we call the Moon when it is not visible in the night sky?
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Final self-evaluation 4 - The Earth and the Moon
EduBook Organización
- 2041 visitas
Match each characteristic with one of the Earth's layers: The layer where living things are found. The gaseous layer that surround the Earth. The layer made of liquid. The layer where earthquakes occur.
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Answer. The air and its components 4
EduBook Organización
- 2033 visitas
Where does the water vapour in the air we breathe come from?
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Choose. Pollutants
EduBook Organización
- 2037 visitas
Are the following substances primary or secondary pollutants? hydrocarbons carbonic acid nitric acid carbon monoxide sulphuric acid nitrogen oxides toxic metal particles
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Choose. Atmospheric phenomena
EduBook Organización
- 2039 visitas
Match each phenomenon with its description: Movement of air from one place to another because of differences in the pressure between the two places. Water droplets and ice crystals that fall from clouds…
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Reflect. Waste water 3
EduBook Organización
- 2038 visitas
Is the water that leaves water purification plants suitable for human consumption?
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Final self-evaluation 3 - The Hydrosphere
EduBook Organización
- 2035 visitas
Choose the characteristic of water that causes each of the following phenomena: Seas breezes. Temperate climate in coastal areas. It maintains life in the oceans during winter. Salt water in seas and…
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Reflect. Sponges and Cnidaria 1.1
EduBook Organización
- 2040 visitas
List the similarities and differences between sponges and cnidarians.