The investigative method used to demonstrate cause-and-effect relationships by purposely manipulating one factor thought to produce change in another factor is called the:

What is the most common way for americans to receive their news?

Aman is charged a fee by the city for having numerous broken cars and auto parts in his front yard. which of the following correctly best describes why the city punish him? he has committed a crime. he is in violation of a city statute. he has violated an amendment of the u. s. constitution. a judge has decided that he is in violation of civil law.

Which were accomplishments of jane addams? check all that apply. she established hull house. she founded the sierra club. she served on chicago’s board of education. she published a book of photographs showing the urban poor. she won the nobel peace prize in 1931.