Answer:
polluting gases and smoke from factories
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Answer:
Scientists believe planets begin to form when a dense cloud of dust and gas, called a nebula, spins around a newly formed star. Gradually, gravity causes the bits of matter in the nebula to clump together. Slowly, these clumps accumulate and grow. Eventually, these clumps become planets.
Explanation:
Similar-- composition of lyrical poetry based on themes found in life like love and tragedy.
Difference-- Singer/songwriters work for a large media audience whereas troubadours worked for the court.
Singer/songwriters and troubadours express emotion and stories through lyrics that are often written in poetic measure. They express the themes of society through their songs. These songs are for entertainment, dance, and expression of love, sadness, or other emotions.
However, singer/songwriters today work for a media audience with purchasing power. They must appeal to all people to sell their product. Troubadours were often employed by the royal court and must appeal to the court. They were smaller in scale for the scope of their lyrics as they worked in villages and local royal events.
