Observations can lead to hypotheses that can lead to new experimentation. which best describes an observation and hypothesis that could lead to new experimentation? a. dr. cooper invents a machine that allows him to see atoms inside of matter with more detail. while studying an atom, he thinks he starts to see a pattern in its movement even though current theory states that atoms move in random motion. b. dr. gupta is studying electron attraction by watching how two electrons are drawn towards each other by gravity. he then finds that they push away from each other when they both have a negative charge. c. dr. snyder finished her investigation on particle physics. she concludes that there are eighteen types of elementary particles. d. dr. abdallah is writing a paper on the theory of evolution. to do so, she interviews several evolutionary scientists.

Ineed with what i should write for my research paper. my topic is history of slavery. 1800 words. all i need is what to write in each paragraphs. like when the research paper has titles for each paragraph and it explains the tile in each paragraph. for example when did slaverh begin? why did it begin like an outline.

(1) which of these statements best describes the views of nativists in the late 1800s? a)they believed that immigrants were inferior to individuals born in the united states. b)they believed that more people should immigrate to the united states and assimilate into american culture. c)they believed that no one should be allowed to immigrate to the united states. d)they believed that immigrants had a responsibility to bring their own cultures to the united states. (2)which of the following best describes tenements in new york city in the early 1900s? a) crowded and unsanitary apartment buildings where two-thirds of the city's population lived b) crowded and unsanitary apartment buildings where a small portion of the city's population lived c) dark and crowded homes outside the city where the majority of city workers lived d) dark and crowded homes outside the city where immigrants lived for a short time after arriving in america 3) during the 1800s, nativists promoted the idea that immigrants contributed to unemployment a) taking jobs back to their native countries. b) blocking american workers from applying for jobs. c) competing for jobs that they believed should go to people born in america. d) forcing or intimidating employers into hiring them. 4) which law required immigrants to be able to read and write? a) the chinese exclusion act b) the immigration act of 1917 c) the emergency quota act d) the johnson-reed immigration act

The word “expires” tells the reader that paine believed the colonies’ separation from britain was inevitable. concerning. dangerous. fixable.