Types of Earth motion in space and their consequences

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1. How there is a change of seasons Why there is a change of seasons? How boring it would be to live if the young and tender spring did not come to replace the frosty winter, it would not be replaced by summer with holidays and fresh fruits and vegetables, and velvet autumn is generally loved by many people for its calm and […]...
2. The structure of the earth’s crust of North America North America along with Eurasia is the remnant of the ancient continent of the northern hemisphere of Laurasia, which began to split into modern continents at the end of the Mesozoic era about 100 million years ago. The oldest and largest in area tectonic structure of North America is the North American platform, which is […]...
3. The definition of time on Earth. Time Zones Due to the rotation of the Earth around its axis, each meridian of our planet has its own time, which does not coincide with the time of other meridians. It is called local, or solar time. Therefore, local time is the time on one meridian at the moment. But to use it is inconvenient, since, […]...
4. Scheme of surface currents 1. Find in the text an explanation of the causes of ocean currents. What general rule is the movement of the main currents subject to? You already know that currents form in the seas and oceans, which are peculiar rivers in the ocean. If you compare a map showing the main directions of wind currents, […]...
5. The role of the atmosphere in the life of the Earth. Distribution of air temperature on Earth 1. What are the main properties of the atmosphere? The atmosphere is a necessary condition for the birth and existence of life on Earth. The air from which the atmosphere consists is necessary for breathing all living things. A person can not help breathing air even for 1 minute, and only prolonged workouts can extend […]...
6. Interesting facts about “Antarctica” The existence of the Southern Earth can be read even in the works of ancient scientists who believed that the ratio of land and sea in the Northern and Southern hemispheres should be the same. Otherwise, the ancient sages thought, the balance will break and the Earth will be constantly facing the Sun with a […]...
7. Regularities of Earth’s climate formation. What determines the climate? Man has long been interested in the peculiarities of climatic conditions and weather, trying to provide for dangerous natural phenomena and avoid them. It is known that the main causes on which the climate of a certain region depends – climate-forming factors – is the amount of solar radiation, the circulation of the atmosphere and […]...
8. Interesting facts on the topics “Earth movement and time zones”, “Relief and its formation”, “Climate” If the Earth was always facing the Sun with one side, like the Moon to the Earth, there would not be a change of day and night, summer and winter. There would be two conditional hemispheres – “daylight” and “night”. Life on such a planet would stop. Owing to a sharp change in temperature, the […]...
9. Features of the climate of Australia Australia is the driest continent of the world. Rainfall here is five times less than in Africa, and air temperatures are also high. This is due to the influence of a number of climate-forming factors. Australia receives a large amount of solar energy, because its territory extends in tropical latitudes. The northern part of the […]...
10. Types of protected areas The nature protection objects include: nature reserves, national nature parks, sanctuaries, nature monuments, etc. Their total area in the world is more than 4.5 million km2, or 3% of the land area. Specific scientific research institutions in which natural complexes are protected and explored are reserves. The territory of reserves is completely excluded from economic […]...
11. Forms of relief of the earth’s surface and their formation It is difficult to imagine that in comparison with the real dimensions of the Earth on this model – a globe with a diameter of 1 m – the dimensions of the highest mountain systems and the deepest depressions would not exceed 1 mm. And the ego with the fact that the real maximum elevation […]...
12. Composition on the theme of earth We live on the planet Earth, and it is no accident that its main wealth is consonant with the name. The earth is our home, the earth is our nurse. Native land, Homeland – the place where man was born, which will forever remain dear to him. And people are obliged to take care of […]...
13. Summary “Space Odyssey” At the beginning of the novel we see a majestic image of the planet Earth against the backdrop of savannas of Equatorial Africa. A small tribe of Pithecanthropus begins to die out. Nature did not endow them with sharp claws or predatory fangs, but they possess the beginnings of consciousness. Probably, it was the ability […]...
14. Geographical location of Australia The uniqueness of the nature of Australia is associated with the peculiarities of its physical and geographical situation. Australia, unlike Africa, is completely located in the Southern Hemisphere relative to the equator. This explains why in its territory “everything is the opposite” in comparison with our Northern Hemisphere. In January, here is the middle of […]...
15. “Space Odyssey 2001” by Clark in brief summary Planet Earth, Pleistocene, savannah equatorial Africa. A small tribe of Pithecanthropus is on the verge of extinction. Nature did not endow them with powerful fangs, no sharp claws, no fast legs, but in their eyes glimpses of consciousness flicker. Probably, it is these qualities that attracted the attention of some highly developed extraterrestrial civilization, which […]...
16. Summary Space Odyssey 2001 A. C. Clark Space Odyssey 2001 Planet Earth, Pleistocene, Savannah Equatorial Africa. A small tribe of Pithecanthropus is on the verge of extinction. Nature did not endow them with powerful fangs, no sharp claws, no fast legs, but in their eyes glimpses of consciousness flicker. Probably, it is these qualities that attracted the attention of […]...
17. Relation between the forms of the Earth relief and the structure of the lithosphere The lithosphere is the hard shell of the Earth, consisting of the earth’s crust and the upper layer of the mantle. Forty years ago, a scientific theory of lithospheric plates arose. According to this theory, the lithosphere is broken by giant cracks into separate blocks – lithospheric plates. The boundaries of the plates pass along […]...
18. Savannah and woodlands of South America The savanna and sparse forest zone occupies the Guiana and Brazilian plateaus and the Orinoco lowlands. Here, as elsewhere in the subequatorial belt, there are dry and wet seasons. In savannas of the Northern Hemisphere, called Llanos, a longer rainy season. Therefore there are more trees here than in the savannas of the Southern Hemisphere, […]...
19. Types of pollution of continents, oceans and their sources Pollution is understood as the entry into the environment of substances that degrade the quality of individual components of nature and cause damage to natural complexes, which is particularly detrimental to representatives of the organic world. Pollution of the natural environment, depending on the source of their origin, is divided into mechanical, chemical, physical, biological […]...
20. Space exploration The first steps in space exploration were made in the early 30-ies of the century in the works of the founder of astronautics of the Russian scientist Konstantin Eduardovich Tsiolkovsky, who said: “Impossible today will be possible tomorrow.” These words turned out to be prophetic. October 4, 1957 in the USSR was launched the world’s […]...
21. Common features of Africa’s climate Africa is the hottest continent of the world. This is due primarily to the fact that most of its territory is in a hot thermal belt between the tropics. Here throughout the year the sun is high above the horizon and twice a year, anywhere in Africa between the North and South Tropics is at […]...
22. The development of the Earth by man. Countries of the world 1. Why is the density of population different in different parts of the world? For a long time, mankind has spread throughout the territory of the Earth, gradually accumulating in places most favorable for living. The further development of the society showed that, despite the state’s desire to level the density of the population throughout […]...
23. Increase in the scale of environmental pollution and its consequences For a long time, the nature of the Earth was able to overcome the negative effects of various types of pollution by self-purification. But from the second half of XX century. the amount of waste and hazardous substances that enter the environment is rapidly increasing, so the natural complexes of continents and oceans no longer […]...
24. Climatic Belt of Africa Since the equator crosses Africa almost in the middle, the climatic zones are repeated on its territory twice: to the north and south from the equator. The equatorial climate belt covers the coast of the Gulf of Guinea and the basin of the Congo. It is also called the “eternal summer” belt. Here constantly high […]...
25. Relief of the Earth 1. What is a relief? What are the reasons for its diversity? To answer the second question, it is necessary to imagine how the relief is formed, what forces contribute to the occurrence of unevenness on the Earth’s surface, how the internal and external influences during the formation of the relief differ from place to […]...
26. Climate, properties of water masses and the organic world of the Atlantic Ocean The Atlantic Ocean extends in all climatic zones, therefore the climate of its open spaces is quite diverse. Most of the ocean is in tropical and temperate latitudes. Climatic conditions here define the trade winds and the western winds. The strongest winds reach the temperate latitudes of the southern part of the Atlantic Ocean. Because […]...
27. Central Black Earth region of Russia 1. The objects being compared should have something in common. In this case, the two economic regions bordering each other are called “Central”. The comparison must have a goal. For example, find out the cause of the differences or determine the consequences. Comparison can pursue a practical goal or a theoretical, scientific one. The purpose […]...
28. How people discovered and studied the Earth 1. What are the main epochs of accumulation of geographical knowledge about the Earth. As a basis for highlighting the epochs of the accumulation of geographical knowledge, we can take the historical periods of the development of society: Ancient world ; Middle Ages ; New time; The newest time. 2. What are the modern geography’s […]...
29. Antarctica and Antarctica. The physico-geographical position of the continent and its coastline Physico-geographical position of the continent. Features of the nature of Antarctica are due to the unusual nature of its location on our planet. Almost all of it is located to the south of the Southern Arctic Circle. Only a small part of the continent goes beyond it. Therefore, there is a polar night and a […]...
30. Methods of geographical research of the Earth Although mankind has accumulated a lot of knowledge about the Earth, however, many phenomena and processes occurring on it have not been sufficiently studied. It is not always possible, for example, to envisage the consequences of the influence of economic activity on nature or to warn about an impending earthquake. Therefore, scientists continue to explore […]...
31. Physiographic location of Eurasia Eurasia is the largest land mass on our planet. In terms of area, it occupies more than 1/3 of the Earth’s total land area. Like North America, Eurasia is located entirely in the Northern Hemisphere relative to the equator. Its extent from west to east is impressive: the continent crosses not only the zero, but […]...
32. The structure of the earth’s crust of Africa The relief depends on the structure of the earth’s crust, which was formed for a long time. Under the influence of internal and external processes, the main tectonic structures of Africa emerged and deposits of various minerals were formed to the origin. Covered 2-3 billion years ago, Africa’s high mountain systems under the influence of […]...
33. The structure of the earth’s crust of South America As a result of the split of Gondwana 180 million years ago, South America separated from Africa and began to move westward. So there was the South American lithospheric plate. Thus, at the heart of South America is the “remnant” of Gondwana – the ancient South American platform, occupying the entire eastern part of the […]...
34. The structure of the earth’s crust and the subglacial relief of Antarctica The structure of the earth’s crust. In the middle of XX century. among scientists there were discussions about what is hidden under the glacial armor of Antarctica: the ocean, the archipelago or the continuous continent. The final answer was given by studies of the earth’s crust. So it was established that the Earth’s crust of […]...
35. The structure of the earth’s crust of Australia Australia is located in the central part of the Indo-Australian lithospheric plate. Consequently, this is the only continent on which there are no active volcanoes, and earthquakes occur very rarely and do not have destructive power. Australia, like Africa, is the remnant of the ancient mainland of Gondwana, about 180 million years ago split into […]...
36. Zone and azonal natural complexes of the Earth It is impossible to understand the world around us, studying only its separate parts. In nature, everything is interconnected, woven into one whole by thousands of visible and invisible threads. Unravel this tangle and understand the unity of air, water, soil, plants and animals, see the harmony in this, at first glance, chaos and trying […]...
37. General ideas about the surface of the Earth The surface area of ​​the globe is 510 million km2. Most of it is 361 million km2 – is occupied by the World Ocean, and on the land there are 149 million km2 of area. So, the oceans and continents are the largest natural complexes within the geographical envelope of our planet. The world’s ocean […]...
38. Climatic zones of the Earth The amount of solar radiation decreases from the equator to the poles, and the air masses are formed depending on the geographical latitude. Therefore, each latitude is characterized by its signs of climate. In this way, according to latitude, climatic belts are singled out – huge territories within which the main climate indicators hardly change. […]...
39. Song of the earth Elena Izotova, Grade 7 of the Moscow Economic School “Song of the Earth” Who said: “Everything burned to the ground, Do not throw a seed into the ground!” Who said that the Earth is dead? No, he hid for a while! (Vladimir Vysotsky) Last summer our family was visiting relatives in the city of Belgorod. […]...
40. Composition and movement of the population. Diseases, wars, famines, epidemics and their consequences At dawn of the Middle Ages, the territory of Europe was inhabited by different tribes and nationalities. Among them, the formation of a future Europe was mostly influenced by the Celts. Romanesque nationalities, Thracians, Germans, Balts, Threatened Finns, Slavs, Asians and Africans, Arabs, Jews, Berbers, Turks also played a significant role. This motley and multilingual […]...