Answer:
The climate has become several degrees hotter.
Explanation:
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Answer:
One of most basic laws of science is the Law of the Conservation of Energy. Energy cannot be created or destroyed; it can only be changed from one form
Explanation:
Explanation:
<h3>Currently the Paracels are under the control of China, while the Philippines, Taiwan, </h3><h3>and Vietnam each hold part of the Spratlies.</h3>
1790sCradle and scythe introduced; invention of cotton gin (1793); Thomas Jefferson's plow with moldboard of least resistance tested (1794)
1793Eli Whitney invents the cotton gin, which contributes to the success of cotton as a Southern cash crop
1797Charles Newbold patents first cast-iron plow
1800
1801Thomas Moore of Maryland invents the icebox refrigerator
1819Jethro Wood patents iron plow with interchangeable parts
