Jessica and Rebecca are discussing a star's apparent brightness versus its absolute brightness. Jessica says that a star's apparent brightness is more difficult to determine than its absolute brightness. Rebecca says that a star's absolute brightness is more difficult to determine. Who is correct and why?

Which of the following selections is least useful for supporting the claim that states intentionally built unequal school systems? question 1 options: the supreme court ruling in plessy v. ferguson (1896) wrote into law that america had two separate societies: one black and one white. it was very clear by the mid-1900s that southern states had expertly built separate educational systems. these schools, however, were never equal. states with laws keeping schools segregated never gave equal amounts of money to their black and white schools. ten years after brown, fewer than 10 percent of southern public schools had integrated. some areas did not comply at all.

How does the establishment clause limit government?

Which of the following statements best describes the concept behind labor unions?