star - a large celestial body that is composed of gas and that emits light; the sun is a typical star, light-year - the distance that light travels in one year; about 9.5 trillion kilometers, red giant - a large, reddish star late in its life cycle, white dwarf - a small, hot, dim star that is the leftover center of an old star, supernova - a gigantic explosion in which a mas-Sive star collapses and throws its outer layers into space; plural supernovae, black hole - an object so massive and dense that not even light can escape its gravity,

chapter 20

על ידי
הדפסה
הטבעה

לוח תוצאות מובילות

סגנון חזותי

אפשרויות

החלף תבנית

האם לשחזר את הנתונים שנשמרו באופן אוטומטי: ?