While an object from space is falling through Earth's atmosphere it is called a: O meteorite. meteroid. O meteor. All of these are correct.

Q: Due to tidal forces, a moon orbiting a planet will eventually a always keep the same side…

A: Due to tidal forces, a moon orbiting a planet will eventually  The moon's gravitational pull…

Q: If you stood on Earth during its formation, during which it captured about 2.1 x 1011 particles per…

A: Given, N=2.1×1011 s-1A=260m2Re=6378 km

Q: In July 2005, NASA's "Deep Impact" mission crashed a 372-Rg pro the surface of the comet Temple 1,…

A: Dust, rocks, and ices make up comets, which are leftovers of how the solar system formed. A planet's…

Q: The European Space Agency’s (ESA) Rosetta mission reached Comet 67P at the time when the comet…

A: The picture shows a jet emerging from the comet as captured by Rosetta when the comet was at its…

Q: 21) What evidence is there that Neptune's moon Triton has been geologically active recently?

A: Triton is the largest moon of the planet Neptune. It orbits in the direction opposite to Neptune's…

Q: A comet is cruising through the solar system at a velocity of 50,000 km per hour for four hours.…

A: The first kinematical equation is given by,  x = ut + (1/2)at2 Where, x is the displacement u is the…

Q: and each tail point

A:

Q: At what time of day might you see a full moon just rising above the eastern horizon? 6 PM noon 6 AM…

A: Solution:  The answer is Option A) 6 PM

Q: Which of the following is least reasonable regarding impact craters? Group of answer choices The…

A: "The size and shape of the crater and the amount of material excavated depends on factors such as…

Q: The Chelyabinsk meteor entered Earth’s atmosphere at an 18° angle. What would have happened if it…

A: If the Chelyabinsk meteor penetrates the Earth's atmosphere in the perpendicular direction, then it…

Q: A crater on the Moon is 28 km in diameter. If a typical meteorite is 11 times smaller than the…

A:

Q: If you'd looked up at the sky when the material from the impact site was re-entering the Earth's…

A: If you'd looked up at the sky when the material from the impact site was re-entering the Earth's…

Q: The rings of Uranus were discovered   a. during an occultation (an eclipse) of a star.   b. during…

A: Introduction: All Jovian planets have rings.

Q: What will be the temperature of a Kuiper belt object at 40 AU, if the Earth is heated up to 220 K?…

A: Astrophysics.

Q: Which of these surface features, discovered by the first spacecraft mission (Mariner 4) to Mars, was…

A: Mariner 4 in its mission could locate Craters , Some later missions also showed the presence of…

Q: Both Venus and Mars have   a. volcanic craters only   b. impact craters only   c. some…

A: As per study both Venus and mars have some volcanic and some impact craters .

Q: Why are the lunar mountains smooth and rounded rather than having sharp, pointed peaks?…

A: Thee lunar mountains smooth and rounded rather than having sharp, pointed peaks.

Q: What determines the velocity with which an asteroid impacts Earth?

A:

Q: The asteroid Hygiea has a mass of 8.67 x 1019 kg and an average radius of about 216 km (2.16 x 102…

A:

Q: Which of the following events can NOT be explained by a giant impact event? O The large metallic…

A: The events which can be explained by giant impact event are the formation of the moon , the extreme…

Q: What is the age of a meteorite if 40 decayed from 80g to 10g? The half life is 1.3billion years

A: No. of half-lives Fraction remaining Mass remaining/g 0 1 80 1 1/2 40 2 1/4 20 3 1/8 10 4…

Q: A sample from a meteorite that landed on Earth has been analyzed, and the results shows that out of…

A:

Q: An asteroid could produce an iron core and silicate mantle if it   a. differentiated.   b.…

A: Asteroids are rocky objects of irregular shapes that orbit the Sun in the solar system. Asteroids…

Q: It was the sun's gravity that pulled the dense rocky and metallic materials to the inner part of the…

A: In solar system sun is the main source of energy.

Q: On the "canteloupe" hemisphere of Neptune's moon Triton, we see channels that were carved by liquid…

A: On the "cantaloupe" hemisphere of Neptune's moon Triton, we see channels that were carved by liquid…

Q: What does the cosmic ray exposure age tell us about the history of a meteorite?

A: Cosmic rays are can be defined as high-energy atomic nuclei or protons which has a velocity closer…

Q: How fast would a piece of rock need to be blasted outward from the surface of Mars to escape into…

A: The escape velocity of a planet is defined as the minimum amount of velocity required by an object…

Q: Which of the following statements is correct? a. The formation of planets stopped because the solar…

A: Answer: When the solar nebula gets cooler, all gas material began to condense in the form of solid…

Q: If we moved Venus out to 1 AU from the Sun (same as Earth), Venus would probably   a. become more…

A: The radius of the venus is 6052 km, which is almost similar to the earth.

Q: NASA's analysis of meteorites and dust accumulated in the Earth's ice sheets, as well as of dust and…

A: All things considered, says meteor specialist Peter Brown (University of Western Ontario), roughly…

Q: The dwarf planet Pluto was discovered in 1930. Since that time, which jovian planet has completed a…

A: Given: Pluto was discovered in 1930 To find: which jovian planet has completed a full revolution…

Q: Which of these is not a criteria for the success of a solar system formation theory?

A:

Q: The Cassini division is a large gap in the rings of Saturn. This gap is most likely produced by   a.…

A: Answer: Saturn is the only planet in the solar system which poses the ring. The rings are divided…

Q: A lot of asteroid and comet dust collides with Earth's atmosphere everyday. Assume that 500 tons of…

A: Conversion for ton to kilograms is, 1 ton = 907.185 kg

Q: Describe the relationship between meteor showers and comets. Why do meteor showers occur about on…

A: It happens when the Earth's orbit around the Sun passes through remnants left behind after a comet…

Q: Scientists find evidence of a large meteor impact on the coast of the Yucatán Peninsula in Mexico.…

A: Answer - A - Evidence of the mass extinction of many species.

Q: A meteor with a lengthy history is what?

A: A meteor is a solid piece of debris from an object or streak of light in the sky caused by a…

Q: TRUE OR FALSE 1. Asteroids, comets, and meteors have light of their own. 2. Meteoroids are formed…

A: 1. Asteroid: An asteroid is like a rock in space. So they don't have their own light. Comets: They…

Q: Ovals, spots, and storms do not appear prominently in the atmosphere of Saturn because the   a.…

A: Ovals, spots, and storms do not appear prominently in the atmosphere of Saturn because the…

Q: 1. Which of the outer planets have compositions dominated by the "ices" ingredient? Check the…

A: (1) Uranus and Neptune are the two the outer planets have compositions dominated by the "ices"…

Q: The half-life of Uranium-235 is 700 million years, which makes it useful for dating meteorites. If a…

A: We have to find age of meteorite containing uranium.Half life of uranium is 700 million years

Q: Annual meteor showers occur when the Earth passes through the orbital path of a comet. The intensity…

A: Meteor showers occur when Earth passes through debris left over from the disintegration of comets.…

Q: Re-order the numbers so the events occur in the correct order, with the oldest event as number 2,…

A: The correct order of events would be - 5, 11, 13, 8,12,3,9, 4,7,2,10,6.   5. The Big Bang 11.…

Q: How many impacts would you expect to strike a 100m2 region in one hour during Earth’s formation,…

A: Given data: The time of Earth's growth is T=10 million yr. The mass of each particle is m=100 g.…