Medicare provides medical assistance to senior citizens.
Dry farmed crops may include grapes, tomatoes, pumpkins, beans, and other summer crops. These crops grow using the winter water stored in the soil, rather than depending on rainfall during the growing season. Dryland farmed crops may include winter wheat, maize, beans, sunflowers or even watermelon.
Dry farming is cultivation of crops in regions with annual rainfall less thsan 750mm. Crop failure is most common due to prolonged dry spells during crop period. These are arid regions with a growing season (period of adequate soil moisture) less than 75 days.
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Answer:
A
Explanation:
Archimedes systematized the design of simple machines and the study of their functions and developed a rigorous theory of levers and the kinematics of the screw. His works contain a set of concrete principles upon which mechanics could be developed as a science using mathematics and reason.
The first calculation of π(pi) was done by Archimedes of Syracuse (287–212 BC), one of the greatest mathematicians of the ancient world.
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