Interpreta. Coste de la mano de obra

Señala algunas de las causas que expliquen la diferencia tan acusada en el coste de la mano de obra entre países.

La lírica y la prosa en el Barroco

La literatura española en el siglo XIX

Learn. Spontaneous generation - Animal reproduction

In ancient times, many people believed that living things could be created spontaneously from decomposing material. Aristotle stated that flies and mosquitoes were produced spontaneously from mud in…

Analyse. A text

Polyembryony Polyembryony is a type of sexual reproduction in which an embryo fragments into several identical embryos. They each develop independently. The young of each litter are of the same sex, as…

Think about it. The responses of plants

Remember what you have studied in this section and answer the questions: Discuss whether a plant would respond to light if the tips of the stem were cut off. Explain why poinsettias are typical…

Final Autoevaluation T07 03 - Energy inside the Earth

Complete the text using the following words: subduction - edges - Iceland - hot spots - mid-oceanic Most volcanoes are found along the of tectonic plates. This is especially common in areas like ridges…

True or false. States of matter

Answer true or false: The particles are less tightly bound together in a solid. The particles in a gas move very quickly. All systems are composed of material particles. Liquids are compressed and…

True/False. Temperature

Answer true or false: Temperature scales are graduated based on reference points which never change On the Celsius scale 180 degrees represents freezing and evaporating water. You can have different…

True/False. Photographic camera

Answer true or false: The diaphragm regulates the passage of light. The objective lens is convergent. The objective lens consists of three or more lenses. The image formed within the chamber is larger…