What evidence is used to determine the age of rock by relative and absolute dating methods?
a. relative dating uses fossils and layering order, while absolute dating uses half-lives of radioisotopes.
b. relative dating uses layering order and isotopes, while absolute dating uses fossils.
c. relative dating uses isotopes and fossils, while absolute dating uses layering order.
d. relative dating uses half-lives of radioisotopes, while absolute dating uses layering order and fossils.

Which effect does an increase in a country’s literacy rate have on the people who live there?

When constance visited lookout mountain, what region was she seeing?

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.