Recursos educativos example página 30

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Energy
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What is energy? Energy makes objects move. It can also make objects change temperature or shape. Machines need different types of energy. For example, cars need petrol or diesel. We call these energy…
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Introduction - Matter: Mass, Volume and Density
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All objects are made up of matter. As a consequence of this, they have mass, occupy a certain volume and have a certain density. Mass, volume and density are magnitudes. This means they have values…
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Summaries - Matter and its properties
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1. Matter Matter is anything which has mass and volume. For example, the Sun, the Earth, and human beings are all made up of matter. A physical system is any part of the Universe which is made up of…
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Adverbs (I)
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‘They decided to get married secretly.’ When we want to describe how somebody does something, we use an adverb. This kind of adverb is called an adverb of manner. We usually make an adverb of manner…
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Writing (KET)
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Alice writes to her sister from Wonderland. Complete her letter. Write ONE word for each space. There is an example at the beginning. Dear Sister, I in a very strange land! There a lot of animals and…
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Understanding the text - Footsteps in the Night
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Are these sentences "Right" (A) or "Wrong" (B)? If there is not enough information to answer "Right" (A) or “Wrong” (B), choose "Doesn't say" (C). There is an…
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True/False. Characteristics of changes in matter
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Answer true or false. In a chemical reaction, one or more substances, called reactants, are transformed into other substances called molecules. The number and type of atoms after the reaction is…
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Summaries - Science and technology
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1. Science and technology in today's world During the 20th century and the beginning of the 21st century, people made great advances which have improved the quality of life for people all over the…
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Answer. Unicellular and multicellular organisms
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Remember what you have studied in this section and answer the questions: What are organisms made up of a single cell called? How do they reproduce? What do we call living things that are made up of many…
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Cells
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What are cells? All living things are made up of very small components called cells. Some living things are made up of just one cell. However, the majority of living things have more than one cell. For…
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