āĻূ-āĻ āĻ্āϝāύ্āϤāϰেāϰ āĻৌāϤ āĻ āĻŦāϏ্āĻĨা(Physical Condition of the Earth's Interior)
āĻূ-āĻ
āĻ্āϝāύ্āϤāϰেāϰ āĻৌāϤ āĻ
āĻŦāϏ্āĻĨা(Physical Condition of the Earth's Interior) āĻāύāϤ্āĻŦ (Density) āĻূ-āĻŦিāĻ্āĻাāύীāĻĻেāϰ āĻŽāϤে āĻāϤ্āϤāĻĒ্āϤ āϤāϰāϞ āĻ
āĻŦāϏ্āĻĨা āĻĨেāĻে āϤাāĻĒ āĻŦিāĻিāϰāĻŖ āĻāϰে āĻļী…