Recursos educativos that página 524

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True/False. Characteristics of changes in matter
EduBook Organización
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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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Sound
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6.1. What is sound? Sound is the propagation of vibrations and energy in a straight line and in all directions. It travels from the source of sound to the receptors. Unlike light, sound needs a material…
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Summaries - Energy
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1. Energy Energy is the power that causes change in things and allows us to carry out work. Energy is produced by energy sources. The main source of energy on Earth is the Sun. Energy exists in several…
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Reading
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The knights took Rhiannon to the castle. Sir Brangwyn was sitting at a long table with his friends. They were laughing and eating all kinds of food. ‘Young Rhiannon,’ he said smiling, ‘you must…
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Introduction - Introduction
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The story you are going to read takes place in San Francisco, California. San Francisco is a beautiful city on the Pacific Ocean. It is on a peninsula. San Francisco is on the St Andreas fault line.1…
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End-of-unit activities - Nutrition, breathing and circulation
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Our body needs nutrients and oxygen to live and grow. We obtain nutrients from food, and oxygen from the air. In our body, the digestive system gives us the nutrients that we need, and the respiratory…
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The city as an ecosystem - Cities and Urban Areas
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An ecosystem is an area where living things interact with each other and their physical environment. A city is considered to be an ecosystem as many interactions are constantly taking place. Resources…
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An example of a reflex action
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Reflex actions are rapid and happen without us thinking. For example, imagine that you are in the kitchen and your hand accidentally touches a hot saucepan; you would pull your hand away. The sensory…
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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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Scratch Junior
Helena García Cases Docente
3 lo usan

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ScratchJr is an introductory programming language that enables young children (ages 5-7) to create their own interactive stories and games. Children snap together graphical programming blocks to make…
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