Earth Science
Senior High
想問23題怎麼解
3 位置(D)能用來描述同一個天體(E)沒有任何差別
☆(C)23.
若一岩石內含有鉀-40及氬-40,其比例為1:3,已知鉀-40的半衰期為1.3x10年,請
估計此岩石的年齡為多少年? (A)1.3x10° (B)2.6x10° (C)3.9x10° (D)5.2x10°
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