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Rocks and MINERALS III - Contenido educativo
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Maya nos explica los usos de las rocas y los minerales para cuarto de primaria del colegio San Pablo
The uses of rocks and minerals. What rocks and minerals are you using in class today?
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Read and think. One. Read and find three different ways we use minerals and three different ways we
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use rocks. Minerals are essential for life. All living things need minerals to grow. Minerals and
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rocks are also used to make many of the things that we use in our daily lives. Our daily lives
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referred to things that we use every day. Animals and plants need minerals to live. Plants absorb
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minerals from the soil through their roots. Animals and humans get minerals by eating plants or other
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animals. Farmers add minerals to the soil so that plants grow better. Yogurt is rich in calcium and
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avocados are rich in magnesium. These minerals are important for healthy bones. Broccoli contains
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potassium and chicken contains sodium. These minerals help maintain the right amount of water
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in our bodies. Many toothpaste contain fluoride. This mineral protects our teeth from bacteria
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and helps prevent tooth decay. Paint is made using talc. Jewelry is made of gold and silver.
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Pencils are made of graphite. Electric wires are made of copper. Batteries contain lithium.
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and cement is made of gypsum, all things that we can find on the Mohs hardness scale.
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We use different types of rock as building materials. Salamanca is called the golden city
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because it has many buildings made of sandstone which when light is reflected on it looks very
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gold. The Escorial monastery looks gray because it was built using granite. Slate is used to build
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roofs because it can easily be cut into thin flat pieces and it's waterproof waterproof means it
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won't get wet when it rains marble is used for floors because it's hard wearing attractive and
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cool and hot weather it's also a very expensive premium material and that's it thank you for
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watching
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- Idioma/s:
- Autor/es:
- Beatriz
- Subido por:
- Beatriz C.
- Licencia:
- Reconocimiento - No comercial
- Visualizaciones:
- 81
- Fecha:
- 16 de marzo de 2020 - 21:31
- Visibilidad:
- Público
- Centro:
- CP INF-PRI SAN PABLO
- Duración:
- 02′ 34″
- Relación de aspecto:
- 16:9 Es el estándar usado por la televisión de alta definición y en varias pantallas, es ancho y normalmente se le suele llamar panorámico o widescreen, aunque todas las relaciones (a excepción de la 1:1) son widescreen. El ángulo de la diagonal es de 29,36°.
- Resolución:
- 848x480 píxeles
- Tamaño:
- 27.10 MBytes
