Prague, Czech Republic

Physics of the Earth and Planets

Language: English Studies in English
Subject area: physical science, environment
University website: www.cuni.cz
Years of study: 4
Earth
Earth is the third planet from the Sun and the only object in the Universe known to harbor life. According to radiometric dating and other sources of evidence, Earth formed over 4.5 billion years ago. Earth's gravity interacts with other objects in space, especially the Sun and the Moon, Earth's only natural satellite. Earth revolves around the Sun in 365.26 days, a period known as an Earth year. During this time, Earth rotates about its axis about 366.26 times.
Physics
Physics (from Ancient Greek: φυσική (ἐπιστήμη), translit. physikḗ (epistḗmē), lit. 'knowledge of nature', from φύσις phýsis "nature") is the natural science that studies matter and its motion and behavior through space and time and that studies the related entities of energy and force. Physics is one of the most fundamental scientific disciplines, and its main goal is to understand how the universe behaves.
Physics
The physicist ... engages in complex and difficult calculations, involving the manipulating of ideal, mathematical quantities that, at first glance, are wholly lacking in the music of the living world and the beauty of the resplendent cosmos. It would seem as if there exists no relationship between these quantities and reality. Yet these ideal numbers that cannot be grasped by one's senses, these numbers that only are meaningful from within the system itself, only meaningful as part of abstract mathematical functions, symbolize the image of existence. ... As a result of scientific man's creativity there arises an ordered, illumined, determined world, imprinted with the stamp of creative intellect, of pure reason and clear cognition. From the midst of the order and lawfulness we hear a new song, the song of the creature to the Creator, the song of the cosmos to its Maker.
Joseph B. Soloveitchik, Halakhic Man (1983), pp. 83-84
Earth
But the nations became wrathful, and your own wrath came, and the appointed time came for the dead to be judged and to reward your slaves the prophets and the holy ones and those fearing your name, the small and the great, and to bring to ruin those ruining the earth.
Book of Revelation 11:18.
Earth
I have very large ideas of the mineral wealth of our Nation. I believe it practically inexhaustible. It abounds all over the western country, from the Rocky Mountains to the Pacific, and its development has scarcely commenced... Immigration, which even the war has not stopped, will land upon our shores hundred of thousands more per year from overcrowded Europe. I intend to point them to the gold and silver that waits for them in the West. Tell the miners from me, that I shall promote their interests to the utmost of my ability; because their prosperity is the prosperity of the Nation, and we shall prove in a very few years that we are indeed the treasury of the world.
Abraham Lincoln, message for the miners of the West, delivered verbally to Speaker of the House Schuyler Colfax, who was about to depart on a trip to the West, in the afternoon of April 14, 1865, before Lincoln left for Ford's Theatre. Colfax delivered the message to a large crowd of citizens in Denver, Colorado, May 27, 1865. Reported in Edward Winslow Martin, The Life and Public Services of Schuyler Colfax (1868), p. 187–88.
Protection and sustainable use of water supply is one of the most important environmental issues facing humanity. Groundwater is the primary source of drinking water for much of the world, as well as being vital for agriculture and industry, but it is under threat from pollution.
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