Impact Craters An impact crater (impact basin or sometimes crater) is a circular depression on a surface, usually referring to a planet, moon, asteroid, or other celestial body, caused by a collision of a smaller body (meteorite) with the surface. In the center of craters on Earth a crater lake often accumulates, and a central island or peak (caused by rebounding crustal rock after the impact) is usually a prominent feature in the lake. Ancient craters whose relief has disappeared leaving only
Impact Craters Space is frequently referred to as the final frontier due to the fact that much of it is yet to be studied. If society is able to explore the vast expanse of space it will most definitely reveal possibly thousands of previously unknown ideas, theories, and technologies. Even though much of space is unexplored and unstudied, certain fields of study are easier to investigate and analyze, providing society with a sizeable amount of information. One such area of study that is relatively
directly downwards to a box full of sand. As the weight of the ball increases, the size of the impact crater changes, assuming the ball is always dropped from the same height as measured from the top of the sand box to the bottom of the ball. The reason behind this experiment is to determine the relationship between the mass of the ball to size of the impact it made on the sand. The size of the impact is the dependent variable, the mass of the ball is the independent variable, and the control variable
million years ago, earth was frequently visited by terrestrial object and hit repeatedly. Impact from meteor believes to be the major cause of extinction of animal species such as dinosaur, landscape and climate change. Huge impact changes the whole environment with its process during and after the impact. Suitable geophysical methods used in order to understand better on impaction and its operation. Some of the impact sites too became commercial exploration previously such as the Vredefort in South Africa
meteor impact structures. But what exactly are these common formations and structures related to meteor impact structures? Body Craters are the most common structures associated with meteor impacts. There are two general types of craters that geologists use to identify different craters: simple craters and complex craters. Simple craters are generally bowl shaped with diameters between 2 and 4 kilometers depending on the rocks impacted (Ferriere, 2011). Generally speaking the craters in sedimentary
rays are a rare phenomenon which occurs when shafts of sunlight shine through gaps in crater walls and mountains to cast a spike of light across a dark crater floor. They happen infrequently and only during sunrise and sunset when there is a very low angle of sunlight. The rays can range from thin slivers of light to triangular patches of illumination. They differ from lunar rays where debris from impact craters is strewn across the face of the Moon. A true lunar light ray has been defined as one
character. My first example is as Mr.Shiftlet enters the story. At first he appears to the reader as innocent and pitiful. He shows an emotion to the reader as him being portrayed as helpless, innocent, and as a cripple. Mr.Shiftlet later questions Mrs. Crater why she trusts him stating, “…you never have seen me before: how you know I ain’t lying?” again appealing to his innocent appearance. Mr.Shiftlet’s helpless and pitiful character shows those around him believing that he is trustworthy. Another example
cinematography. Scripts for most of the episodes were borrowed from the famous novels. Jules Verne's "From the Earth to the Moon" provided the image of the space capsule and giant cannon; most of the lunar episodes with blizzard, descent to the lunar crater, battle with selenites, arrival to the ocean bottom, were taken from "The First Men in the Moon", written by Herbert George Wells. The clarity and completeness of the plot, the vibrant costumes and decorations, and the special effects in "A Trip to
on Mercury and at the bottom of the craters and basins. The hottest are the places closest to the sun. The temperature of the side that is farthest away from the sun is allot warmer than scientists thought it would be. Not a whole side but parts of Mercury have never been in sunlight before. This is why scientists thought it would be colder than it really was. Mercury’s surface is much like the moon, they are very colse to being the same size. It has many craters, high multiple ring basins, and many
Defense Clementine spacecraft shows that there maybe water ice in some deep craters near the moon's North and South Pole that are permanently shaded. Most of the moon's surface is covered with regolith, which is a mixture of fine dust and rocky debris produced by meteor impact. There are two types of terrain on the moon. One is the heavily cratered and very old highlands. The other is the relatively smooth and younger craters that were flooded with molten lava. Throughout the 19th and 20th centuries
asteroid hit the Earth very hard, and in doing this, dirt and dust from the impact stayed in the air and it blocked out sunlight, that’s why the dinosaurs died. An asteroid is a rock from outer space. Asteroids have orbited the Sun along with the planets since the solar system formed about 4.6 billion years ago, but it’s only been 200 years since we first discovered them. Meteorites are small pieces of asteroids broken off on impact with other asteroids. Most meteorites are rusty brown on the outside,
Craters Investigation In this experiment I am going to investigate one factor that causes craters to be different sizes. I am going to do this by dropping a ball bearing with a mass of 63.7g, from varying heights into a tub of sand and then measuring the width of the crater it made. Research -------- On the Moon, craters usually measure up to 200 (320 miles) or more in diameter. Meteorites hitting the lunar surface at high velocity produced most of the large craters. Many of the
Venus is the second planet from the sun and the sixth largest. Venus’ orbit is the most circular of any planet, with an eccentricy of less than 1%. Venus, perhaps because it is the brightest of planets known to the ancients, Is named after the Greek goddess of love and beauty. The planet of Venus has been known since prehistoric times and is the brightest object in the sky with the exception of the sun and the moon. Venus’ rotation is somewhat unusual in that it is both very slow ( 243
Mars is the fourth planet from the sun at about 228 million-km (141 million miles) and the last terrestrial planet from the sun. The next five planets in order from the sun are gaseous. Mars follows closely behind Earth but is comparatively smaller, with about half the diameter of Earth and about one-tenth of Earth’s mass. Thus the force of gravity on Mars is about one-third of that on Earth. Though it is much smaller, Mars does have the same surface land area as Earth. Other than Earth
surface. most of the rivers are too shallow and steep to be navigated. Their waters are used to irrigate farmland, and their rapids and falls supply power for hydroelectric plants. Many lakes nestle among the Japanese mountains. Some lie in the craters of extinct volcanoes. A large number of hot springs gush from the ground throughout the country. The Japanese islands have a total land area of about 337,708 sqkm. The islands , in order of size, are Honshu, Hokkaido, Kyushu and Shikoku. The sea
believed in the Copernican system. When Galileo pointed his telescope to the sky, he made many discoveries that confirmed the Copernican system. One thing he found was that the moon was not a perfect sphere as thought of in the Ptolemaic system; it had craters and mountains not visible to the human eye. Another d...
describes the darker part of the moon which was suffused with “earth shine”. The light which the moon received from earth was much intense and bright than the moon light visible from earth. Therefore, they could easily view the mountains and the craters in the earth light. Stars embellished the sky, ahead and above them, with their “icy fire” and an “arc of impenetrable darkness blotted the firmament”. Then at dawn “barely discernible streamers of light” gradually illuminated the moon. Then within
with the telescope has to be Galileo. He took the design and reinvented the telescope into one of the first refractive telescopes we use to this day. Galileo used this great invention to report astronomical facts such as the moon is cover with craters instead of being smooth, the Milky Way is composed of millions of stars, and Jupiter have four moons. Perhaps the most famous discovery is the Earth revolves around the Sun and the Earth is not the center of the universe (even though he was discredited
with a somber expression he places his feet on the desk, with the potential that he holds in his hands, he observes the sparkling qualities of the Reidite. “It will work,” he explains to his colleague. Boniface reminds Lawton, there are only three impact structures on earth. “Although destructive,” Boniface adds. “Africa was one of those sites, and it left us with the Reidite.” He is positive their chances for success are very high, because the conditions of the experiment will be controlled. With
Asteroid Impact Nobody knows for sure exactly how the dinosaurs became extinct. However scientists have speculated for decades about possible events that caused the dinosaurs to die out. Possibilities range from asteroids, to volcanoes, to climate changes. One of the more popular or well-known extinction theories involves the belief that an asteroid struck the Earth, causing devastating effects, and triggering mass extinctions around the end of the Cretaceous period. The asteroid impact extinction