How long were most american troops contracted to fight at the time of the revolutionary war?

Why do you need to classify the size of a particle

Need will give 100 ! in no less than one hundred fifty words, explain why it is important for engineers to sketch designs and use them to clarify their designs to other people, giving at least three reasons.

Which is these sentences can be deleted from the first paragraph sentence 4 sentence 2 sentence 5 sentence 3