Силы в природе
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Урок 58. Сила упругости. Закон Гука
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Урок 59. Задачи на закон Гука
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Урок 60. Закон всемирного тяготения. Гравитационная постоянная
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Урок 61. Задачи на закон всемирного тяготения
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Урок 62. Сила тяжести и вес тела. Невесомость.
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Урок 63. Перегрузка. Вес тела на полюсе и на экваторе
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Урок 64. Искусственные спутники Земли. Первая космическая скорость. Геостационарная орбита
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Урок 65. Движение планет. Законы Кеплера
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Урок 66. Задачи на вычисление веса тела
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Урок 67. Сила трения
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Урок 68. Явления в неинерциальных системах отсчета
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Урок 69. Консультация перед зачетом