Last Updated:2025/11/21

Measurements in rock samples showed traces of potassium-40, allowing geologists to estimate their age.

See correct answer

Measurements in rock samples showed traces of potassium-40, allowing geologists to estimate their age.

音声機能が動作しない場合はこちらをご確認ください
Edit Histories(0)
Source Sentence

岩石試料の測定でカリウム40の痕跡が検出され、地質学者はその年代を推定することができた。

Sentence quizzes to help you learn to read

Edit Histories(0)

Login / Sign up

 

Download the app!
DiQt

DiQt

Free

★★★★★★★★★★