In the 3rd Century BC, Archimedes: invented the sciences of mechanics and hydrostatics.discovered the laws of levers and pulleys, which allow us to move heavy objects using small forces. invented one of the most fundamental concepts of physics – the center of gravity.

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2 years ago

Which of Roosevelt's three Cs—consumer protections, control of corporation, or conservations—do you think has had the most lasti

4vir4ik [10]

Answer:

conservations

Explanation:

conservations bc we still have them for trees as well as national forests

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2 years ago

Definition: named after a president, this policy held that the united states would aid any nation in resisting the growing threa

Tresset [83]

Truman Doctrine

In 1947, Truman pledged that the US would aid any nation in resisting the growing threat of communism to help prevent its spread.

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2 years ago