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Final evaluation 05 - The Middle Ages
EduBook Organización
- 1892 visitas
Why were so many castles built during the Middle Ages?
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Answer. Arthropods
EduBook Organización
- 1891 visitas
Remember what you have studied in this section and answer the questions: What is a characteristic feature of arthropods? How many groups of animals are classified as arthropods? Which is the most…
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Final evaluation 06 - Human reproduction
EduBook Organización
- 1899 visitas
Write down these stages in chronological order: The start of pregnancy. A sperm reaches the ovum. Birth. The embryo becomes a fetus. The zygote travels down the fallopian tube to the uterus.
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Look and answer. Gestation in animals
EduBook Organización
- 1903 visitas
Look at the table on the right and answer these questions. Which animal has the longest gestation? And the shortest? How does gestation relate to the number of young in a litter? And the number of…
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How mixtures are separated
EduBook Organización
- 1901 visitas
Evaporation. During evaporation, the liquid evaporates and the solid crystallises. Salt is separated from seawater at a salt factory using this method. Filtration. In filtration, the mixture is poured…
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Chemical reactions
EduBook Organización
- 1900 visitas
What is a chemical reaction? Chemical reactions are processes that turn certain substances into other substances. These are the products of the reaction. Heat is sometimes a product of the reaction.…
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Answer. Heat
EduBook Organización
- 1903 visitas
Remember what you have studied in this section and answer the questions: What happens when an object heats up? And when it cools down? Why is it hotter in summer and colder in winter? Give two examples…
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Investiga. Especies de la fauna andaluza
EduBook Organización
- 1901 visitas
Elige, con un compañero o compañera, un animal de los citados en el apartado y, con ayuda de Internet o en una enciclopedia, buscad información. Luego, escribid un comentario acerca de las…
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Ejemplos de mamíferos
EduBook Organización
- 1902 visitas
Aunque todos los mamíferos tienen unas características comunes, encontramos algunos rasgos que los hacen diferentes entre ellos. [...]