Chondrites are meteorites that have   a. never been heated.   b. been heated sufficiently to release volatiles they contained.   c. been heated sufficiently to melt the chondrules.   d. been completely melted.   e. entered Earth’s atmosphere but will be destroyed before reaching the ground.

Q: Belt-zone circulation is not easily visible on Uranus because   a. no clouds form in the pure…

A: Belt-zone circulation is not easily visible on Uranus because clouds form very deep in the…

Q: The friction created when tidal forces move ocean waters over the seabeds   a. causes the lunar…

A: The tidal force causes Earth—and its water—to bulge out on the side closest to the Moon and the side…

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: Meteorite moves in northern hemisphere of earth atmosphere perpendicular to earth surface. Direction…

A: Coriolis force is given by,

Q: 6b) If it is true that asteroids and comets have always been raining down on the moon, then is…

A: 6.b) It is true that asteroid and comet are have always been raining down on the moon. In this basis…

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: Iridium satellites are ________satellites. a. GEO b. MEO c. LEO d. none of the above

A:

Q: The Soviet Venera landers found rocks on Venus that were over 4 billion years old.  True  False…

A: Venera was a soviet venus mission to study the surface and atmosphere of venus.  It investiagted the…

Q: The high-speed winds, high-level white clouds of methane ice crystals, and cyclonic circulations on…

A: Neptune radiates 2.7 times the heat that it receives from sun, which causes its high speed winds.

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

A:

Q: The nebular theory of the formation of the solar system successfully predicts all but one of the…

A:

Q: What advantages do large telescopes have over smaller ones? a. larger collecting areas b. both…

A: telescopes are used to get the information about the far most foreign  bodies.

Q: 8. For every 2 orbits Ganymede makes around Jupiter, how many orbits will Io make? a. 8 b. 1 c. 2…

A: Ganymede Europa and Io are the moons of Jupiter that orbit around it. the time period of Europa is…

Q: What can you conclude about the interior of the planet based on seismographs?

A: Answer : Option 'A' is correct answer. Reason is given below:

Q: Hellas Planitia includes the word "planitia" which is the latin word for "plain" in its name. The…

A: The name '' planitia'' is a latin word. The meaning of this word is ''plain''.

Q: 8. If the Apollo spacecraft orbited at 60 miles above the moons surface in a circular orbit, how…

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: What is special about the asteroid Vesta?    a It is an S-type asteroid that never underwent any…

A:

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: On the surface of the moon where local gravity is 1.67m/s^2, 4.4 kg of gas occupy a volume of…

A: Given: The acceleration due to gravity is 1.67 m/s2. The mass of the gas is 4.4 kg. The volume of…

Q: Some planets have very strong magnetic fields. What features must a planet have to cause this?…

A: A flowing current gives rise to a magentic field.  A planet needs to rotate and have a liquid…

Q: 25. Aurora Borealis are also known as the 26. The also has a magnetic field. 27. can make your TV go…

A: 25) The Aurora Borealis are also known as Aurora Polaris and Aurora Australis. 27) Magnetic field…

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: Exercise 13.16 - Enhanced - with Feedback Jupiter's moon lo has active volcanoes (in fact, it is the…

A:

Q: Pure, solid water ice has an albedo A≈0.35. What is the minimum distance from the Sun at which a…

A: In the given question, given that albedo of pure, solid water ice is 0.35. then we have to find the…

Q: By looking at the overall density of our moon, we know that the vast majority of it is made of:…

A: The density of the moon is 3.34 g/cm3, which is about 60 percent of Earth's density.

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: 10 The number of comets in the Oort cloud is probably about A B C D A quintillion. A billion. A…

A: Oort Cloud is the cloud shell surrounding our sun and is bigger than the solar system.

Q: How big is the moon

A:

Q: UESTION 3 The surface of Venus receives   a. a lot more sunlight than the surface of the Earth…

A:

Q: a)Calculate the mean density of the earth and moon assuming a spherical shape and the radii rErde =…

A:

Q: Name one volcano on venus.

A: There are lots of volcanoes on venus. which are very active it is discovered that there are 37…

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: Which of the following is NOT best explained by Venus's extreme greenhouse effect?   a. its…

A: The following are the best explanation for the Venus extreme greenhouse effect: The atmosphere of…

Q: For which of the following reasons (select all that apply), is it useful/important to send rovers to…

A: For which of the following reasons (select all that apply), is it useful/important to send rovers to…

Q: What is impact parameter?

A: The perpendicular distance between the path of a projectile and the center of a potential field is…

Q: 22. The Solar System A. formed about 14 billion years ago. B. formed about 4.5 billion years ago. C.…

A: The Solar System is formed about 4.5 billion years ago.

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: 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: 15) Why is heat flow the key to understanding a planet's surface activity?

A: Heat flow is the rate of heat transfer it can take place through different mechanisms like…

Q: Because of the lack of a temperature difference between the equator and poles of Jupiter, the   a.…

A: Jupiter is a gas giant completely made up of gases, especially hydrogen and helium. There is no firm…

Q: The internal density of the comet 67P was measured by the Rosetta space-craft to be approximately p…

A: Given:Internal density of the comet 67P, ρ=400 kg m-3Density of the Earth, ρp=5500 kg/m3Density of…

Q: Based on the physical aspects of Catena Mendeleev, what is the most plausible explanation for how…

A: Introduction: The most plausible explanation behind how crater chains are formed on the moon are…