Wendy added the same amount of water to two plants of the same variety. she placed them in the sun and added fertilizer to one plant but not to the other. she recorded the height of the plants after a week. what is the independent variable in the study? time fertilizer height of plant volume of water

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.

i was thinking 4.0 v hope this