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Continue to ChatAP 9th Class Physical Science Notes 2nd Lesson గమన నియమాలు https://apboardsolutions.in/ap-9th-class-physical-science-notes-2nd-lesson/
AP 9th Class Physical Science Notes 2nd Lesson గమన నియమాలు https://apboardsolutions.in/ap-9th-class-physical-science-notes-2nd-lesson/