The absolute magnitude M, of a star or astronomical object is defined as the apparent magnitude it would have as seen from a distance of 10 parsecs (about 32.6 light years). The absolute magnitude of the Sun is 4.83 in the V band (yellow) and 5.48 in the B band (blue).
1 [NEW!] Sports vocabulary: Words for popular American sports. [ 2 NEW!] Air Travel: Useful words for traveling on airplanes and through airports. 3  The Environment: Vocabulary related to environmental science and climate change.
100 most common words in English. This list of the 100 most common vocabulary words in English can be used as a reference for beginner English students. It's a good idea to master these words fully before trying to move on to less common words, since this is the vocabulary you will encounter most often. These are some of the first words that native English speaking children learn how to spell.