How is the lever used in modern society? a. it’s used in astronomy to track the path of the stars. b. it’s used in construction to lift weights. c. it’s used in the medical field to perform surgeries. d. it’s used in literary courses to explain difficult ideas. e. it’s used in large cities to transport water to villages.

B. It’s used in construction to lift weights.  

Explanation:

Levers make it simpler to lift heavy materials, expel tight articles and cut things. A top of the line switch has a fulcrum in the inside, between the exertion - of power - and the heap, the item being moved or lifted. A second-class lever has a support toward one side and a heap in the center. A third-class lever has a support toward one side and a heap at the opposite end.

evaluate the extent to which the seven years' war (french and indian war, 1754–1763) marked a turning point in american relations with great britain, analyzing what changed and what stayed the same from the period before the war to the period after it.

answer: the correct answer is c.

explanation: