A day on Mars is about 24 Earth hours and 39.6 Earth minutes. So the day lengths on Mars and Earth are just about the same. Strictly speaking, that's the length of the sola â¦ r day. That's about a couple of minutes longer than the rotation period (called a sidereal day).
Quick Answer. A meaningful sentence is one that adds value to a paragraph by bringing in information. The sentence delivers a logical fact in addition to good subject-verb agreement, spelling and grammar. Every sentence must be written for a purpose, specifically to provide supporting facts.
1 Vague words are very common on surveys. 2  A word is vague when it is not obvious to a respondent what referents (e.g., instances, cases, examples) fall under the umbrella of the word's intended meaning. Vagueness in Sentences and Words.  2 The primary application of 'vague' is to sentences, not to words. 3  But the vagueness of a sentence does not imply that vagueness of every constituent word.