Which of the following statements best describes the work of isaac newton?
o
a. it led to a greater understanding of the relationship between
pressure and volume.
o
b. it provided some of the earliest evidence in support of a
heliocentric theory.
o
c. it proposed that everything should be doubted until logic proved it
true.
o
d. it focused on gravity and how forces acted on objects.

Why were presidents andrew jackson and martin van buren unwilling to annex texas? a. they did not want texas to be admitted to the union as a slave state. b. they feared that the annexation of texas as a slave state would lead to political problems within the union. c. they thought that texas was too large to be admitted to the union as one state. d. they did not believe in the idea of manifest destiny.