In a letter to a colleague, Isaac Newton wrote, "If I have seen farther, it is by standing on the shoulders of giants." Which earlier work made Newton's scientific contributions possible or is most closely related to Newton's work? The research on population growth by Thomas Malthus The theory of planetary motion developed by Nicolaus Copernicus The use of the microscope to study cells by Robert Hooke The process for making stronger steel invented by Henry Bessemer

The theory of planetary motion developed by Nicolaus Copernicus

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i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years

the democratic and republican parties

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