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Date: 9-8-2020
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Date: 12-8-2020
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Date: 28-8-2020
1158
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Planetary Sources and Their Satellites
Unlike stars, the radio energy observed from planets and their satellites (except the Jupiter system and, to a small extent, Saturn) is mostly thermal blackbody radiation. The wavelengths of radiation observed from these bodies gives us fairly precise indications of their temperatures, both at their surfaces and at varying depths beneath their surfaces.
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دراسة: عدم ترتيب الغرفة قد يدل على مشاكل نفسية
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علماء: تغير المناخ تسبب في ارتفاع الحرارة خلال موسم الحج
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بمشاركة نحو 7000 طالبٍ المجمع العلمي يختتم مشروع الدورات القرآنية الصيفية في ميسان
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