Answer:
:)
Explanation:
Calculamos el campo producido por un solenoide en un punto P situado en el eje del solenoide:
Sumando el campo producido por las N espiras en un punto de su eje común.
Aplicando la ley de Ampère, a un solenoide muy largo comparado con el radio de sus espiras
www.sc.ehu.es/sbweb/fisica3/magnetico/solenoide/solenoide.html
este es el enlace de la pagina
Answer:
The Sun is the only star in our solar system (that we know of)
Explanation:
<span>a)most Canadians are former U.S. citizens</span>
<span>The first Europeans to come to Africa were funded by Prince Henry of Portugal. The purpose was to expand geographic knowledge, find gold, and locate Asian spices. That soon change to exporting slaves. They created a places called Elmina Castle that was originally used for trading ivory and gold but then change into for slave export. Slaves were soon capture inland over a brutal journey that resulted to half the slaves not surviving the journey. They were traded for different things like silk and beads. Soon after in became really popular for Europeans to do slave trade. Mainly because the native in America would die from disease that the European brought and most of the native fled to the other side to escape which is why European looked toward Africa for the slaves. There was a book that you could get that would help with slave trade. The book name is “An Englishman Tastes the Sweat of an African”. Slavery for with the European were more brutal than slavery in Africa. The slaves in Africa were able to marry, own property, and even own slaves themselves. It was so much better that slavery wasn't passed down generation after generation like it was done by the Europeans. Europeans ships brought 10 to 12 millions of Africans to America. There were more than 54,000 voyages back and forward from the West African coast to America. Because of these events slavery continue for more than 300 years.</span>
Answer:
True
Explanation:
The Cordilleras have one major factor that distinguishes them from the other mountain ranges, the three phases of its orogeny. Unlike most of the mountains in the world that have been created by a single orogenic process, that is not the case with the Cordilleras. There have been three consecutive orogenies, the Nevadan, Sevier, and Laramide orogenic process that created the Cordilleras, thus making them a unique mountain range.
