Why do political parties exist?

Why were inventors essential or necessary for an industrial revolution to happen in america

Step 1 - choose only one of the two options. • in a word document, create an " action plan" to move the bus stop pick - up/ drop - off point to a new location. • in a word document, create an " action plan" to have road signs and speed limits installed at this location. (step 2) in a word document, draft a letter that explains why you are taking this action. you may use fictitious data as long as it is reasonably believable. (step 3) in a word document, create a petition that voters can sign to go along with your letter of explanation. (step 4) in a word document, explain how you would implement this action plan to all voters affected by your action plan. ( there's much territory to cover.

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal