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True/false. Characteristics of medieval cities
EduBook Organización
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Decide if the following statements are true or false: Cities grew because of an increase in harvests and trade. ➝ Cities were situated far from roads, to avoid attacks. ➝ The new social class which…
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Match. The development of navigation
EduBook Organización
2110 visitas
Match each sentence with the instrument or the part of a caravel ship: It allowed sailing at greater speed. It was used to check the direction the ship was travelling in. It showed the latitude from the…
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Unit 13: Migration
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Abroad (adv): in or to a foreign country or countries. birth rate (n): the number of births per thousand of the population per year. country of origin (n): the country that a migrant comes from.…
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The importance of plants
EduBook Organización
2003 visitas
Photosynthesis is an essential process for plants because it provides them with food. It is not only plants that benefit from photosynthesis. All living things benefit for two reasons: Animals depend on…
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Reading
EduBook Organización
1975 visitas
15. Walter Hartright’s narrative continued We lived quietly in our new house. Laura was getting better. Now she looked like the Laura I first met at Limmeridge: her expression was lively once more,…
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How to convert millilitres to litres and vice versa
EduBook Organización
1947 visitas
We use the same method to convert volume as we use to convert mass. To convert from millilitres to litres, we divide by 1000. If a bottle contains 200 ml of water, its volume in litres is: 200 / 1000 =…
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Respiration in plants
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How plants respire Like all living things, plants need energy to live. To obtain this energy, they absorb oxygen from the air and release carbon dioxide. This process is called respiration. Respiration…
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Complete. The anomalous expansion of water
EduBook Organización
1924 visitas
Complete the text on the anomalous expansion of water: density – increase – expands – freezes – water– float – volume Almost all substances in size when they get hot and when they cool.…
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Choose. Atmospheric phenomena
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1903 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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Final evaluation 5 - Matter: Mass, Volume and Density
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1843 visitas
Decide which sentences are false and correct them. The SI unit of measurement for length is the kilomtre. The unit of measurement for surface area is derived from the unit for length. The unit for…
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