Last Updated：2025/11/20
Sentence
Quizzes for review
The Hubble constant remains one of cosmology's most important and debated measurements.
See correct answer
The Hubble constant remains one of cosmology's most important and debated measurements.
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
Hubble constant
Proper noun
Japanese Meaning
宇宙の膨張率を表す定数。具体的には、遠方天体が地球からどの程度の速さで後退しているかを、その天体までの距離で割った値であり、その逆数は宇宙の年齢を示す指標となる。
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
