Look at the data table graph for the 50-coil electromagnet. with the 1.5 v battery, the electromagnet picked up am average of 13 paper clips, while the 25 coil electromagnet picked up an average of 6 paper clips.

a. what is the ratio of the number of turns of the 50-turn electromagnet to the number of turns of the 25-coil electromagnet?

b. what is the approximate ratio of the number of paper clips picked up by the 50-coil electromagnet

The modern united kingdom and france, by virtue of most government power being held by the central, national government, are best described as having which form of government? select one: a. definitive b. federal c. unitary d. confederal

Explain how nationalism led to independence in nigeria.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups.b. a researcher conducts a linguistic study of comments posted on a local public blog.c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression.d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.