True or false? over the past three decades, evidence has accumulated that even low levels of lead can lower a child's development and cause learning and behavior problems.

Which of the following contributed most to making the items listed in the box

U.s. history i which statement is true? the missouri compromise ended slavery in the south. the compromise of 1850 eliminated slavery only in the south. the missouri compromise postponed the issue of slavery. the compromise of 1850 ended slavery in every region of the united states.

Reasons for factor mobility of a combine harvester, cotton, an oil platforn and a woodland