The correct answer to the question stated above is letter C which is: They sailed up the navigable rivers of Europe and across the Atlantic in longships.
Vikings were Germanic Norse<span> seafarers, </span><span>who </span>raided<span> and </span>traded<span> from their </span>Scandinavian<span> homelands across wide areas of northern and central Europe and European Russia, during the late 8th to late 11th centuries.</span>
Answer:
Among the options given on the question the correct answers are given below.
1.law of universal gravitation
2.Three laws of motion
3.Three laws of physics
4.Share credit of developing calculus.
Explanation: Sir Isaac Newton was the legendary scientist who made many breakthroughs in the history science and research. He was an English mathematician,researcher and scientist. He was born in 1642.
He is known as one of the most influential figure in the history scientific revolution. He was also an well known author in scientific sector. His book "Philosophiæ Naturalis Principia Mathematica" (Mathematical Principles of Natural Philosophy), first published in 1687 is a guideline to the classical mechanics.
However he has invented some key factors which uplifted the glory of science.He invented the law of universal gravitation. He discovered the gravitation force while studying under an apple tree.
His one of the most charismatic invention is the three laws of motion which he had stated in his book. These three laws are also known as the three laws of physics. Because based on these three basic laws physics has many other laws.
He also shared the credit of developing the infinitesimal calculus with Gottfried Wilhelm Leibniz.
But he did not invent geometry and the refracting telescope.
There for the answers are option a,c,e,f.
Answer:
The post-traumatic disorder that soldiers acquired prevented them from achieving a normal life because the slightest stimulus could lead them to terrible memories about the crash causing collapses and nervous crises at any time.
Explanation:
The post-traumatic upheaval that the ex-soldiers who fought in the first world war acquired prevented them from being able to return to a normal life due to the constant breakdowns that the simplest of social elements caused in them. The traumas they went through during the war, made them see flashbacks that caused strong paranoia and prevented them from living in a family, social and even professional environment, as they had terrifying nervous crises and that left them completely out of their minds.
Answer: Ask your teacher if you don’t understand
