Which describes how early humans used wind and solar power for the same purpose?

a. to heat their homes in the winter months
b. to pump water from a river to another location
c. to grind grain into powder that could be used for other purposes
d. to provide relief from the heat during the summer

Because of the conflict in the persian gulf and several attacks by iran on the u. s. fleet in the gulf, war is declared on iran. which congressional power is involved?

Which document does garrison quote from to convince the public that slavery should be abolished?

Which statement best evaluates the impact of the 1929 stock market crash on europe? 1. the united states established high export tariffs to europe that reduced goods exported to germany. 2. the united states promoted domestic policy initiates that reduced jobs on american bases in europe. 3. the united states promoted isolationism that withdrew troops from europe causing germany to pay its own national defense. 4. the united states eliminated loans to europe that caused germany to default on its reparation payments to france.