Which of the following is a gas giant planet? A. 列流研往至由支平它并万列流研往至由支平它并万Earth列流研往至由支平它并万列流研往至由支平它并万 B. 因便步级等指都值因便步级等指都值Mars因便步级等指都值因便步级等指都值 C. 比期标体相五断式平口声市离高基转特比期标体相五断...
9. that 考查定语从句 解析:that引导定语从句,修饰先行词 giant gas planet。 从句中,is 前方缺主语, 故本题填写关系代词。 此外,由于先行 词被最高级 the biggest 修饰,故本题只能 填写 that ,不能填 which。 10. which / that 考查定语从句 解析:which 或 that引导定语从句,修 饰先行词 second faces。
Mercury. Mercury—the smallest planet in our solar system and closest to the Sun—is only slightly larger than Earth's Moon. Mercury is the fastest planet, zipping around the Sun every 88 Earth days. Can we live on Neptune? Neptune, like the other gas giants in our solar system,doesn't...
Which planet is farthest from the sun besides Pluto? What is the planet Jupiter known for? What is the order from largest to smallest: galaxy, universe, star, asteroids, planets, moons, solar system? Which gas giant has the strongest magnetosphere? Is Mars the largest planet? What...
A study of the main asteroid belt, which lies between Mars and Jupiter, reveals an excess depletion of asteroids that was triggered by the migration of giant planets in the early history of the Solar System.doi:10.1038/4571091aWalshKevin J....
Secrets of the Gas GiantThe Cassini-Huygens space probe ("卡西尼•惠更斯"号太空探测器),which reached Saturn (土星) last week,has sent back amazing photographs of the planet's famous rings viewed in ultraviolet light.The pictures show them in shades of blue,green and red.The different ...
What is the most metal-rich terrestrial planet? How many 0.75-M main sequence stars would it take to equal the luminosity of one 15-M star? What caused the collapse of the solar nebula? What are the differences between type 1 supernova and type 2 supernova? A) Wha...
From Science Magazine:“Astronomers searching for Planet Nine find possible hints of different planet” From Science Magazine 29 Apr 2025 Hannah Richter Planet Nine is estimated to be 5 to 10 Earth masses in size, reside 500 Earth-Sun distances away, and follow a 10,000-year orbit of the Su...
“Your kinsman, Torpeon, applying his deep penetration into the hidden places of nature to ill ends, to satisfy and insane lust for power, has for a long time past used every resource of science to devise a means to unloose the ties that bind his planet to its orbit, and to set out...
aMethane gas (甲烷、沼气)in the atmosphere is known as a “greenhouse” gas because it keeps heat just like a greenhouse does, causing our planet to warm up. That’s an environmental concern. But the digester has a good result. Its gas is kept and used to power electric generators (发...