پاورپوینت کامل منابع طبیعی ۳۱ اسلاید در PowerPoint

توجه : این فایل به صورت فایل power point (پاور پوینت) ارائه میگردد

 پاورپوینت کامل منابع طبیعی ۳۱ اسلاید در PowerPoint دارای ۳۱ اسلاید می باشد و دارای تنظیمات کامل در PowerPoint می باشد و آماده ارائه یا چاپ است

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پاورپوینت کامل منابع طبیعی ۳۱ اسلاید در PowerPoint

اسلاید ۴: ForestsForests serve as home to many of the organisms that live on the land. Forests are also very important because they are major contributors to recycling and cleaning the world supply of oxygen. Forests also provide wood, which is useful both as a construction material and as a fuel source.©۲۰

اسلاید ۵: ۱. What is a forest2. Where can forests be found3. Are forests a renewable resource4. How can forests be used as an energy source5. In what ways are forests a good source of energy6. What are the disadvantages to using forests as a source of energy7. How do you use the resource of forests in your life, if at allQuestions About Forests©۲۰

اسلاید ۶: Answers to Forests1. What is a forest A forest is an area with a lot of trees.2. Where can forests be found Forests can be found all over the world.3. Are forests a renewable resource Yes, if they are carefully replanted and allowed to grow. If it is cut down faster than it can grow, then it is not renewable.4. How can forests be used as an energy source The wood can be burned for fuel.©۲۰

اسلاید ۷: Answers to Forests5. In what ways are forests a good source of energy It can be renewable.6. What are the disadvantages to using forests as a source of energy It pollutes; cutting down trees takes away animal homes and affects the oxygen in the world.7. How do you use the resource of forests in your life, if at all Answers will vary.©۲۰

اسلاید ۸: Fossil FuelsFossil fuels take millions of years to form. They are the product of the fossilized remains of dead plants and animals that have been exposed to the heat and pressure deep within the earth’s crust. There are many types of fossil fuels, such as petroleum (gasoline), natural gas, and coal. ©۲۰

اسلاید ۹: Fossil FuelsFossil fuels are arguably one of the most valuable natural resources in modern times. It is estimated that 86 percent of the world’s energy comes directly from burning fossil fuels. Fossil fuels are the source of energy for almost every machine, including the generators that produce electric energy.©۲۰

اسلاید ۱۰: Fossil FuelsBecause fossil fuels take so long to form, they are being consumed faster than they can be produced. Fossil fuels are a major contributor to air pollution because when they are burned they release many dangerous gases such as nitrogen dioxide, methane, and carbon dioxide.©۲۰

اسلاید ۱۱: Questions About Fossil FuelsWhat creates or causes fossil fuels2. Where can fossil fuels be found3. Are fossil fuels a renewable resource4. How can fossil fuels be used as an energy source5. In what ways are fossil fuels a good source of energy6. What are the disadvantages to using fossil fuels as a source of energy7. How do you use the resource of fossil fu