Quizzes for review
The team used potassium-argon dating to determine that the lava flow was over two million years old.
See correct answer
The team used potassium-argon dating to determine that the lava flow was over two million years old.
音声機能が動作しない場合はこちらをご確認ください
Related words
potassium-argon dating
Noun
uncountable
usually
Japanese Meaning
カリウム-アルゴン年代測定法：カリウムの放射性崩壊によって生成されるアルゴンの蓄積量を測定し、それに基づいて火成岩や考古学的遺物の年代を推定する地質学的手法。
Related Words
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
