Two groups of people are given a drug that they are told will make them drowsy. however, only one group actually receives this drug, while the other group secretly receives a sugar pill. strangely, both groups report feeling very tired 30 minutes later. the group receiving the sugar pill is said to be experiencing the

Which factor contributed to the rise of african empires such as ghana and mali?

Why did the medicine lodge creek treaty fail to bring peace to west texas? a. native americans protested the sale of weapons on reservations. b. supporters of the treaty face discrimination in their own communities. c. the united states government and native americans both refused to fully carry it out. d. the united states government prevented its military from entering reservations.

When an amendment is ratified by three-fourths of congress or by three-fourths of state legislatures, it becomes part of the federal constitution, and all states—even those that did not ratify the amendment—must follow the laws in the new amendment. true or false