{"id":29463,"date":"2026-01-17T22:44:00","date_gmt":"2026-01-17T22:44:00","guid":{"rendered":"https:\/\/alnojoumacademy.com\/?p=29463"},"modified":"2026-01-17T22:47:48","modified_gmt":"2026-01-17T22:47:48","slug":"psu-phys-205-ch-21-homework","status":"publish","type":"post","link":"https:\/\/alnojoumacademy.com\/en\/psu-phys-205-ch-21-homework\/","title":{"rendered":"PSU Phys 205 Ch 21 Homework"},"content":{"rendered":"<h3 style=\"text-align: center;\"><button style=\"background-color: #77d17a; border: none; color: #2e3ff3; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; margin: 4px 2px;\" type=\"button\"><a style=\"font-weight: bold; font-size: large;\" href=\"https:\/\/alnojoumacademy.com\/courses\/psuphys205psu205\/lessons\/psuphys205ch21homework-4\/\">\u0634\u0627\u0647\u062f \u0634\u0631\u062d \u0627\u0644\u0648\u0627\u062c\u0628 \u0641\u064a\u062f\u064a\u0648 <\/a><\/button><\/h3>\n<p>&nbsp;<\/p>\n<p><a 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