Recursos educativos light página 27

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Self-evaluation 6 - Prehistory
EduBook Organización
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Match the developments from Prehistory with the advantages they gave: Making of specialised tools. Abbility to light fires. Making of tools from bone and antler. Adopting a sedentary lifestyle. Making…
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Calculate. The transpiration of a tree
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A tree has 150000 leaves, due to transpiration eeach leaf loses 1 mL of water an hour in one day during a hot summer. ¿How many litres of water are lost in one day with 13 hours of light?
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Video: This bulb
Tiching explorer Organización
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In this video we watch three actresses and other people telling that to change a light bulb which brings benefits to the environment and can help reverse the effects of greenhouse gases.
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Think - Air and the atmosphere
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Hot air balloons are very big and are made of light material. They rise into the sky when the burner heats the air inside them. Why do hot air balloons rise into the sky?
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Correct. Summarising concepts
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Rewrite the sentences and correct the mistakes: The most widely used forms of alternative energy are geothermal and tidal. Craftspeople make their goods in factories. Light industry produces huge…
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Check. The leaves make the food for the plant
EduBook Organización
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Remember what you have studied in this section and answer the questions: In which cells do the following functions take place: photosynthesis, gas exchange, transport of nutrients, absorption of light?
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Video: Bedroom
Tiching explorer Organización
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Educational video that presents us vocabulary about our bedroom (bed, pillow, blanket, dresser, bookshelf, table, closet, light, rug, clock, toys, curtains, stereo). It includes pronunciation. Printable…
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Choose. Adaptation of birds
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Decide if the following characteristics of birds are adaptations for flight: Hornlike beak without teeth. Light skeleton. Internal fertilisation. Aerodynamic shape. Warm-blooded. Respiratory system…
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Classify. Physical and Chemical stimuli
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Indicate whether these are physical or chemical stimuli: Smell of vinegar. The temperature of water. The amount of carbon dioxide in the blood. The taste of salt. The feel of clothing. Light and the Sun.
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Correct. Characteristics of living things
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Correct the following sentences: Non-living things are active. . Spontaneous movement is a characteristic of plants. . Living things do not interact with each other. . Animals grow towards the light. .
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