evidence from this period, while the atmosphere helped to burn up some of the smaller offenders before they hit the surface. but the moon lacks all three of these cleanup elements, so the history of the solar system is preserved on its surface. of course, the period of heavy bombardment, ...
The composition of the Moon is a bit of a mystery. Although we know a lot about what the surface of the Moon is made of, scientists can only guess at what the internal composition of the Moon is. Here’s what we think the Moon is made of. Like the Earth, the Moon has layers. T...
What Is the Moon Made of ? galaxies other than our own can thus beBasis, Scientific
The moon is a celestial body that is the Earth's only natural satellite. With a radius of about 1737 kilometers, the Earth's moon is the fifth largest moon in the solar system. Answer and Explanation: 1 Become a Study.com member to unlock this answer! Create your account View this ...
Why are the elements that make up the Moon's surface the same as those on Earth? If it was made up of molten debris, why are there no volcanic eruptions on the Moon? Do you agree with the given explanation of the Moon's formation? Why or why not? Sample Answers The features ...
(0.12%), and smaller amounts of uranium, thorium, potassium, hydrogen, and other elements. These elements form a concrete-like coating calledregolith. Two types of moon rocks have been collected from the regolith: mafic plutonic and maria basalt. Both are types of igneous rocks, which formed...
的矿物组成solar system太阳系⑥rare earth elements 稀土元素⑦theories andassumptions理论与假说【长难句分析】Dating lunar samples can provide more accurateages not only for the moon's surface, but also for otherpockmarked objects in the solar system, which are oftendated by comparing their surfaces ...
The solar atmosphere Neutrinos Radio emissions X-rays Prominence Flare 1. Hydrogen and Helium: Major Components of the Sun The sun is chemically composed of hydrogen and helium. The two elements came from the Big Bang process and account for 98% of the celestial object's mass. The remaining ...
Whatdoesthestorymainlyexplain?A:Whatsolarwindbringstothemoon.B:Whatthemoonismadeof.C:Whythereisrustonthemoon.D:Whythemoonhasfrozenwater. 相关知识点: 试题来源: 解析 C 主旨大意题。通读全文可知,本文主要讲了NASA的科学家们在月球上发现了锈迹,并阐述了产生这种现象的可能的原因。故正确答案为C。
The moon is made of ice-cream.Little green men live in the center of the earth.Nearly everyone tells lies.Only the third statement is true.Or at least that is what Dr.Robert Feldman of the University of Massachusetts says.Dr.Feldman conducted an experiment in which he asked 240 students ...