Short Answer/Essay Note: Your teacher will grade your responses to questions 18–20 to ensure that you receive proper credit for your answers.
Compare and contrast spiral and elliptical galaxies. (Make at least 2 comparisons.)

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fire could start, buildings collapsing, and ash falling from the sky.

explanation:

this is because the buildings or plants could catch on fire and the buildings would most likely collapse. lastly ash would fall because all the burning would cause ash to fall from the sky.

hope this .

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary