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There are four main hypothesis for the formation of the moon. ; Fission hypothesis - The Moon broke off from the Earth ; Capture hypothesis - The Moon was captured ; Co-formation hypothesis - The Moon and Earth were created at the same time ; Giant Impact hypothesis - The Moon was created when a Mars sized object (Theia) crashed into the Earth.
The theory was that a large object- about the size of Mars -struck earth. Material from the object and Earth's outer layers was thrown into orbit around Earth. Eventually, this material combined to form the moon.
impact theory
mass extinctions of animals and plants
There is growing evidence and belief among Earth scientists that there was indeed a giant impact with a large body somewhere between the size(s) of Planet Mercury and Planet Mars which struck the Earth some 4.5 billion years ago. This is commonly referred to as the "Giant Impact Hypothesis". Strong support for this theory comes from many angles. One of which is the fact that Moon rock and Earth rock is derived from the same compounds. The commonly accepted name for the Planetary body believed to have struck and molded with Earth is "Theia". This designation was first proposed by the English geochemist Alex N. Halliday in 2000 and has since become accepted in the scientific community. According to modern theories of planet formation, Theia was part of a population of Mars-sized bodies that existed in the Solar System 4.5 billion years ago. Indeed, one of the attractive features of the giant impact hypothesis is that the formation of the Moon fits into the context of the formation of the Earth itself: during the course of its formation, the Earth is thought to have experienced dozens of collisions with such planet-sized bodies. The Moon-forming collision was only one such "giant impact" and perhaps the last. Because of gravity, the surface of the moon and Earth have smoothed over millions of years. Theia was engulfed by the Earth, in theory, making Earth much larger than it was prior to the impact, even though large chunks fell off which ultimately formed the moon.
There are four main hypothesis for the formation of the moon. ; Fission hypothesis - The Moon broke off from the Earth ; Capture hypothesis - The Moon was captured ; Co-formation hypothesis - The Moon and Earth were created at the same time ; Giant Impact hypothesis - The Moon was created when a Mars sized object (Theia) crashed into the Earth.
The giant impact hypothesis states that the moon was formed after a planet called Thei slammed into the Earth right after the Earth came into existence.
Giant Impact, Big Splash, or Theia Impact.
Meteorite impact hypothesis is that theory about a meteorite hitting the earth some thousands of years ago and bringing the dinosaurs to extinction, better known as Alvarez
Dinosaur?
no go home
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The Battle of Tours on October 10, 732, 760 odd years before the colonisation of America had no impact what so ever on the formation of it.
Eclipses have no impact on biology. Not in the SLIGHTEST bit.
Anecdotally, yes: it always seems to be at least cloudy, and often rainy as well, whenever an eclipse is supposed to be visible where I am. In actual fact, though, no, there is no significant weather impact from an eclipse.
The impact theory, also known as the Giant Impact Hypothesis or the Giant Impact Theory, is one of the most widely accepted explanations for the formation of the Moon. It proposes that the Moon was created as a result of a massive collision between a Mars-sized protoplanet (sometimes referred to as Theia) and the early Earth, early in the history of the solar system. Here's a summary of the Impact Theory for Moon formation: Early Solar System: Approximately 4.5 billion years ago, the solar system was a disk of gas and dust. Over time, gravitational forces caused the material in this disk to clump together, forming protoplanets. Formation of Earth: One of these protoplanets, about the size of Mars, formed near the present-day Earth's orbit. This protoplanet is referred to as Theia. Collision Event: Roughly 4.5 billion years ago, during the late stages of planet formation, Theia collided with the young Earth. This collision was an extremely energetic and violent event. Impact and Debris: The collision between Theia and Earth was so powerful that it led to the ejection of a considerable amount of debris and molten material from both bodies into space. Moon Formation: The ejected debris from Earth and Theia gradually coalesced to form a disk of material orbiting the Earth. Over time, this disk of material started to accrete and eventually formed the Moon. Moon's Evolution: In the following tens of millions of years, the Moon cooled and solidified, taking its current shape and surface features. The Giant Impact Hypothesis explains several aspects of the Moon and its relationship to Earth: Similar Composition: The Moon's composition is remarkably similar to the Earth's mantle, which supports the idea that it was formed from Earth's material. Orbital Characteristics: The Moon's orbit around Earth is in the same plane as Earth's orbit around the Sun, and its rotation period matches its orbital period (tidal locking). These characteristics are consistent with the impact theory. Lack of Iron Core: The Moon has a relatively small iron core compared to Earth, which is expected if it formed primarily from the mantle material. The Giant Impact Hypothesis is widely supported because it accounts for many of the observed properties of the Moon and is consistent with our understanding of planetary formation in the early solar system. However, it's important to note that the study of planetary formation and the Moon's origin is an ongoing area of research, and refinements to our understanding of moon formation may occur as new evidence and data become available
impact theory