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Observe. The nervous system
EduBook Organización
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Look at the photos: Which photo shows a physical activity? Which organs in the body are important for this type of activity? Which sense organs are being used in each photo? Which abilities does the…
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Grammar - Go back to the text
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Adverbs We form the adverb of an adjective by adding -ly – quickly With adjectives ending in y such as easy we drop the y and add ily – easily For words ending in e, like incredible, we drop the e…
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Understanding the text - The silver arrow
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After his adventure in Sherwood Forest, the Sheriff of Nottingham said to his men, ‘I must capture Robin Hood and destroy him. How can we capture him?’ The Sheriff thought for some time. Then he…
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Simplified MRI
Tiching explorer Organización
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Magnetic Resonance Imaging (MRI) can tell if we have a tumor. Our head is full of tiny radio transmitters (the nuclear spins of the hydrogen nuclei of our water molecules). In an MRI unit, these little…
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True / False. The Internet
EduBook Organización
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Are these sentences true or false? In a network, computers work independently. The Internet is an enormous network of computers covering the whole world. The World Wide Web is a collection of billions…
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Reading
EduBook Organización
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“This is super!” said Michelle. “We discovered a secret room!” “You mean a secret closet,”1 said Nick, moving his flashlight around. “It’s very small.” There were two big maps and some…
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Rocks and soil on the Earth's surface
EduBook Organización
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Types of rocks The Earth's crust is made up of three types of rock: igneous, sedimentary and metamorphic. Igneous rocks are formed when magma (a rock in a liquid state) cools. If the magma reaches…
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The importance of plants
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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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Reptiles
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3.1. Reptiles: adapting to the land Reptiles were the first vertebrates to adapt to land and become independent of water. Some examples are lizards, snakes and tortoises. Their main adaptations to life…
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Reading
EduBook Organización
2096 visitas
The next morning Dorothy and the Scarecrow hear a loud noise outside the house. “What’s that?” asks Dorothy. “I don’t know,” says the Scarecrow. “Let’s go and see.” They run out of the…
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