Benjamin Franklin invented many things. He discovered a lot of facts about electricity(电). He proved that lightning (闪电) is a kind of electricity. He did this by flying a kite in a thunderstorm. Then he invented the lightning rod (避雷针). This helped save many people's lives. Some...
根据“if Franklin had actually touched the key, he would certainly”可知,此处表示与过去事实相反的虚拟语气,if引导的条件状语从句使用had done,主句使用would have done。故填have died。【小题9】考查非谓语动词。句意:事实上,不止一种说法表明,虽然牛顿的确是受到了掉落的苹果的启发,但没有证据表明苹果击中...
Benjamin Franklin is best known as one of the Founding Fathers who never served as president but was a respected inventor, publisher, scientist and diplomat.
On the topic of electricity, the terms “battery,”“conductor,” and “charge” were words coined by Benjamin Franklin. Franklin also studied other areas in science and ultimately developed bifocal eyeglasses (eyeglasses that can be used for reading and for seeing long distances) and the Frankl...
4. Franklin designed a musical instrument used by Mozart and Beethoven. Ben Franklin Sparks Electricity Among Franklin’s more unusual inventions is his “glass armonica,” an instrument designed to replicate the otherworldly sound that a wet finger makes when rubbed along the rim of a glass. He...
刷刷题APP(shuashuati.com)是专业的大学生刷题搜题拍题答疑工具,刷刷题提供Benjamin Franklin discovered important facts about electricity. He showed that lightning is electricity.A.He read about electricity and understood the facts.B.He found new information
and grew wealthy. Franklin was deeply active in public affairs in his adopted city, where he helped launch a lending library, hospital and college and garnered acclaim for his experiments with electricity, among other projects. During theAmerican Revolution, he served in the Second Continental ...
Benjamin Franklin’s famous lightning experiment has introduced generations of children to science. 1 The well-known story is that Franklin flew a kite during a storm in 1752. At that time, there was much interest in electricity. People wanted to know if lightning was really produced by el...
【文章大意】本文主要讲述成功的政治家和有创造力的科学家和发明家,美国开国元勋之一的Benjamin Franklin在1752年的一个雷雨天气中放风筝,来证明“雷电”是由电力造成的故事震惊了几代学者,然而,新的研究表明这个故事可能是虚构的,而非真实。文章最后,作者指出“在科学中,事实应该通过实验和研究来证明,我们不应该总是...
Franklin made several significant contributions to science in the 18th century, notably in terms of advancing the understanding of electricity, and was one of the most important of the American Founding Fathers.View Video Only Save Timeline Video Quiz Course 35K views The Early Life of ...