ⓘ Free online encyclopedia. Did you know? page 295




                                               

Earths inner core

The inner core is the very center of the Earth, and the hottest part of the planet. It is a mainly a solid ball with a radius of about 1.220 km, according to seismological studies. It is believed to consist mostly of an iron–nickel alloy and to b ...

                                               

Earths mantle

Earths mantle is the 1.800 mile thick shell making up about 84% of Earths volume. It is over the Earths iron-rich core, which takes up about 15% of Earths volume.

                                               

Lithosphere

The lithosphere is the solid shell of the planet Earth. That means the crust, plus the part of the upper mantle that behaves elastically on long time scales. Under the lithosphere is the asthenosphere, the weaker, hotter, and deeper part of the u ...

                                               

Mantle (geology)

A mantle is a layer inside a planetary body that is between the core and the crust of a planetary body. Mantles are made of rock or ices. They are generally the largest layer of the planetary body. All terrestrial planets, a number of asteroids, ...

                                               

Structure of Earth

Mass - The force exerted by Earths gravity can be used to calculate The inner core - is the innermost geologic layer of the planet Earth. crust - is the outermost solid shell of a rocky planet, dwarf planet, or natural satellite. Mantle - is a la ...

                                               

Fossil water

Fossil water or palaeowater is an ancient body of water that has been kept in an undisturbed place. Usually it is groundwater in an aquifer. It may stay underground for millions of years. Other types of fossil water can include lakes under ice, s ...

                                               

Perennial stream

A perennial stream or perennial river is a stream or river which always flows in some parts all year round during years of normal rainfall. Perennial streams are different to intermittent streams; which normally stop flowing for weeks or months e ...

                                               

Sea

A sea is a large body of saline water that may be connected with an ocean or may be a large saline lake that, like the Caspian Sea, lacks a natural outlet.

                                               

Badlands

Badlands are a type of dry terrain which is extremely difficult to move across. It happens when softer rock is eroded by wind and water, leaving harder rock sticking up. Canyons, ravines, gullies and other such geological forms are common in badl ...

                                               

Karst

Karst is a geological system of rocks where water has eroded the bedrock. If it is very extensive, karst can be a geographical or topographical feature. It is classed as a badland if it difficult to travel through the environment, which it often ...

                                               

Cape Tribulation

Cape Tribulation is both a headland and small town in northern Queensland, Australia 110 km north of Cairns. It is in the Daintree National Park and the Wet Tropics World Heritage area. The first people to live in the area were the Kuku Yalanji. ...

                                               

Africa-Eurasia

Africa-Eurasia is a supercontinent and the worlds biggest landmass. Around 85% of the World population lives there. It is split into two continents by the Suez Canal into the continents of Africa and Eurasia, the latter of which has been historic ...

                                               

Pingualuit crater

The Pingualuit crater, is a relatively young impact crater. It is on the Ungava Peninsula in the region of Nord-du-Quebec, in Quebec, Canada. The crater is 3.44 km 2.14 mi in diameter, and is estimated to be 1.4 ± 0.1 million years old Pleistocen ...

                                               

Badwater Basin

Badwater Basin is a basin in Death Valley National Park, Death Valley, California. The water which goes into it does not flow into any ocean. Badwater Basin is the lowest point in North America, at 282 ft 86 m below sea level. Mount Whitney, the ...

                                               

Endorheic basin

An endorheic basin, also called an internal drainage system, is a drainage basin, or watershed, that does not flow to one of the Earths major oceans. This is unlike normal basins that collect in rivers and flow to the ocean. Endorheic basins usua ...

                                               

Great Basin

The Great Basin is a desert area in the western United States of America, part of the Basin and Range Province. It is very dry and very large, occupying most of the state of Nevada and extending into California, Idaho, Oregon, Utah, and a small p ...

                                               

San Andreas Fault

The San Andreas Fault is a right-moving strike-slip fault. It marks the boundary between the North American Plate on the east and the Pacific Plate on the west. The fault was the cause of the 1906 San Francisco earthquake. It first appeared about ...

                                               

Mount Oread

Mount Oread is a hill in Lawrence, Kansas. The University of Kansas is on it. It is on the water divide between the Kansas and Wakarusa rivers. It was named after the Oread Institute in Worcester, Massachusetts. The hill was first called Hogback ...

                                               

Timms Hill

Timms Hill is the highest natural point in the U.S. state of Wisconsin. Located in north-central Wisconsin in Timms Hill County Park in the Town of Hill in Price County, Timms Hill has an elevation of 1.951.5 ft. Elevation: 1.951.5 ft 594.8 m Loc ...

                                               

Island

An island is a piece of ground that is surrounded by a body of water such as a lake, river or sea. Water is all around an island. Islands are smaller than continents. The largest island in the world is Greenland, unless Australia is believed to b ...

                                               

Cay

A cay is a small, low island consisting mostly of sand or coral and situated on top of a coral reef. The English word cay comes from the Spanish word cayo and this from the Taino word cayo meaning "small island". The English words key and quay wh ...

                                               

Hateg Island

Hațeg Island was a large offshore island in the Tethys Sea during the late Cretaceous. It was in an area now around modern-day Hațeg, Hunedoara County, Romania. Upper Cretaceous fossils of small-sized dinosaurs have been found in the former islan ...

                                               

Mountain

A mountain is a large natural rise of the Earths surface that usually has a "summit". It is usually steeper and taller than a hill. Mountains are often thought of as being a hill which is larger than 600 metres. However, some definitions say a mo ...

                                               

Fell

A fell is a high and barren landscape feature, such as a mountain range or moor-covered hills. The term is most often employed in Scandinavia, the Isle of Man, parts of northern England, and Scotland.

                                               

Fold mountain

Fold mountains are mountains formed mainly by the effects of folding on layers in the upper part of the Earths crust. The term is rather out of date, though still fairly common in physical geography literature. In the time before plate tectonics ...

                                               

Arabian Peninsula

The Arabian Peninsula or Arabia is a peninsula in Southwest Asia at the junction of Africa and Asia. It lies east of Ethiopia and northern Somalia; south of Israel, the disputed Palestinian territories, and Jordan; and southwest of Iran. The wate ...

                                               

Asia Minor

Asia Minor, a peninsula also called Anatolia, comprises the Asian part of modern Turkey. Anatolia is divided among the countries of Greece, Kurdistan, Assyria, and Armenia. Asia Minor is 750.000 square kilometers 290.000 square miles. Most of Asi ...

                                               

Indochina

Indochina, or the Indochinese Peninsula, is a region in Southeast Asia. It lies roughly east of India, south of China. Indochina comprises the territory of the following countries: Laos Vietnam Cambodia These countries have been known as Indochin ...

                                               

Salisbury Plain

Salisbury Plain is in the central southern England covering 300 square miles. It largely lies within the county of Wiltshire, with a little in Hampshire. The Plain is famous for its rich archaeology, including Avebury and Stonehenge, which are a ...

                                               

Ganges Delta

The Ganges-Brahmaputra Delta is a river delta in the South Asia region of Bangladesh and in West Bengal, India. It is the worlds largest delta. The delta is also known as the Brahmaputra Delta, the Sunderbans Delta, or the Bengal Delta. Because i ...

                                               

Nile Delta

The Nile Delta is the delta formed in Northern Egypt where the Nile River spreads out and drains into the Mediterranean Sea. It is one of the worlds largest river deltas - from Alexandria in the west to Port Said in the east, it covers some 240 k ...

                                               

Valley

A valley is a type of landform. A valley is a lower part in the land, between two higher parts which might be hills or mountains. Valleys often start as a downward fold between two upward folds in the surface of the Earth, and sometimes as a rift ...

                                               

Rossendale Valley

The Rossendale Valley is an area North West England, in Lancashire. The area is in Rossendale. It is made up of the steep valleys of the River Irwell and its tributaries. These flow from the Pennines. They then go south into Greater Manchester. T ...

                                               

Volcanic plug

A volcanic plug is a landform created when volcanic magma hardens inside a vent on an active volcano. They are sometimes called volcanic necks or puys. The plug is revealed when surrounding land is eroded. As it forms, a plug may cause an extreme ...

                                               

Yosemite Falls

Yosemite Falls is a waterfall in Yosemite National Park, in California. It is the tallest measured waterfall in the United States. It is about 2.425 feet tall, with three drops of: 670 feet 200 m cascade 320 feet 98 m plunge 1.430 feet 440 m plun ...

                                               

Day of judgment

In the Christian religion, The Day of Judgment is the day in the future when all people who are living or who have ever lived will be judged by God. It is often known as the Last Judgment, Final Judgment, Judgment Day, Doomsday, or sometimes it i ...

                                               

Heaven

Heaven is a concept of the afterlife in many religions. Some people who believe in heaven say it is a perfect place. They believe heaven is where people go after they die if they have been good in life. Some people also believe in Hell, a place p ...

                                               

Hell

In many mythologies and religions, Hell is a place where souls of wicked people go after their life on Earth end. It is a virutalized reality which accommodates the quantum mind which is administered by either God, the creator of all Life and Hea ...

                                               

Purgatory

According to the teaching of the Roman Catholic Church, Purgatory is the "final purification of the elect": "All who die in Gods grace and friendship, but still imperfectly purified, are indeed assured of their eternal salvation; but after death ...

                                               

Death

Death is the end of a life in an organism. All biological and living activity of the living thing stop, including the mind and the senses. The usual signal for death in humans and many other animals is that the heart stops beating and cannot be r ...

                                               

Brain death

Brain death means that the brain has stopped working. Brain death is permanent, and cannot be cured or reversed. No treatment can help. When a person is brain dead, there is no activity in any part of their brain. Every part of the brain is dead; ...

                                               

Death by coconut

A falling coconut that hits a person can cause injury to their back, neck, shoulders, and head. It could even kill a person. A 1984 study on "Injuries Due to Falling Coconuts" made people exaggerate statements about how many people died by fallin ...

                                               

Death (personification)

Death is a personificated creature that exists in a lot of societies all over history. In English Death is usually given the name Grim Reaper and from the 15th century to now, the Grim Reaper is shown as a human skeleton holding a scythe and clot ...

                                               

Electrocution

Electrocution or electric shock is when electricity passes through something living. It happens when the human body gets in contact with electric current. The word "electrocution" originated as a portmanteau between electricity and execution, ref ...

                                               

Death hoax

A death hoax is a false report of someones death. In some cases, it might be because the person has faked their own death on purpose. In some cases they are mistakes while in most cases, they are intentional. Hoaxes are designed to play on other ...

                                               

Terminal illness

Terminal illness is a term used to describe an illness which cannot be cured and will almost definitely end in the death of the patient. The term is mostly used for progressive diseases such as cancer or advanced heart disease. Someone who has a ...

                                               

Tropical cyclone

A tropical cyclone is a circular air movement that starts over the warm ocean waters in the warm part of Earth near the Equator. Most tropical cyclones create fast winds and great rains. While some tropical cyclones stay out in the sea, others pa ...

                                               

Hurricane Fay

Hurricane Fay was a 2014 hurricane in the Atlantic Ocean. It was the first hurricane to make landfall on Bermuda since Emily in 1987. The sixth named storm and fifth hurricane of the 2014 Atlantic hurricane season, Fay formed several hundred mile ...

                                               

National Hurricane Center

The U.S. National Hurricane Center is a department of the National Weather Service, and a component of the National Centers For Environmental Protection. It is responsible for tracking and forecasting the likely behaviour of tropical and subtropi ...

                                               

Rainband

A rainband is an area of rainfall where all the clouds and precipitation are stretched out in a long line or band. Rainbands can be stratiform or convective. They are caused by differences in temperature. When seen on a weather radar, the long na ...