What is the evidence the highlands of the Moon are older than the lowlands (maria)? the highlands have abundant impact craters.
How do we know highlands is older than maria?
Compared to geology of the Lunar Highlands: ● Lunar highlands have more impact craters than the mare. So, the highlands are older. They are the same age as the highlands because both features were formed by the hardening of lava.
Are the highlands of the Moon older than maria?
Further, different parts of the surface of the Moon exhibit different amounts of cratering and therefore are of different ages: the maria are younger than the highlands, because they have fewer craters. The oldest surfaces in the Solar System are characterized by maximal cratering density.
What evidence shows that the lunar highlands are older than the lunar maria?
Two pieces of evidence that indicates the lunar highlands are older than maria is that maria has few craters, and the highlands have large and more common.
How old are the highlands on the Moon?
It also established that the intense cratering of the highlands occurred more than 3.8 billion years ago. Most highland samples have ages in the range 3.8–4.3 billion years.
What’s the difference between the maria and the highlands of the Moon?
Maria vs. Highlands
The side facing the earth consists of dark (basaltic) lava filled basins called mare (maria) or seas. The lighter areas are heavily impacted terrain called the highlands.
Are highlands or lowlands older?
Discussion: These data are consistent with the results from global studies in that the lowlands are older than the visible highland surface.
How does the age of the lunar highlands compare to the age of the lunar maria quizlet?
How does the age of the lunar highlands compare to the age of the lunar maria? The maria are a few hundred million years younger.
Which part of the Moon is the oldest?
The oldest lunar features are the lunar highlands. This is mainly determined by looking at the number of impact craters that the different areas of the moon have.
How do we know that the maria formed more recently than the highlands on the Moon?
Scientists can tell this happened recently, in geological terms, because the maria have fewer impact craters than the highland areas.
What is the main visual difference between the lunar highlands and the lunar maria What are the implications of this observation?
What is the main visual difference between the lunar highlands and the lunar maria? What are the implications of this observation? The lunar highlands are very heavily cratered and the lunar maria are generally smooth. (More specifically, the maria contain only 3 percent as many craters per unit area as the highlands.)
What is the main evidence for the age of the Moon?
Scientists say they have figured out the most precise age for the Moon than ever before, thanks to samples of lunar rocks gathered during NASA’s Apollo 14 mission. Analysis of the rocks pinpoint the Moon’s creation to 4.51 billion years ago, just 60 million years after the Solar System first formed.
How can you determine the relative ages of the Moon’s maria and highlands quizlet?
How could you find the relative ages of the moon’s maria and highlands? Radioactive dating, crater density, lava flows.
What caused highlands to be formed on the Moon?
The Indian mission through the Moon mineralogy mapper has offered proof that the Moon’s highlands were formed by the eruption of a hot liquid inside the Moon’s surface popularly known as magma.
What caused the mountains highlands to be formed on the Moon?
Early in the moon’s history, there were many gigantic asteroids in the solar system. When these impacted the moon and planets, they formed craters far larger than the ones we see today, forming the lunar maria and leaving their rims to form lunar mountain ranges.
What makes the highland and lowland areas of the Moon different?
However, the lunar highlands differ from the lunar lowlands mainly in their concentrations of the metal oxides.
Which surface is older the highlands or the maria and how can you tell from this photo?
If we look at the highlands, we see that they are covered with lots and lots of craters. This tells us that in general, the highlands are older than the maria, which have fewer craters. We also know that if we see a crater on top of a mare, the mare is older.
What are the main differences between the Moon’s highlands and the maria quizlet?
The lava poured out and hardened over. How do maria differ from highlands. Maria are darker, less cratered, smoother, younger, higher in iron, and generally lower in elevation than the highlands. You just studied 11 terms!
What is two special features of highlands on the Moon?
The highlands are heavily cratered and mountainous. We have learned that the maria are relatively young areas on the Moon which were generated after very large impacts penetrated the crust of our Moon and excavated basins. During later volcanic episodes, liquid magma came to the surface and filled these basins.
What is the difference between Lowlands and highlands?
The terms ‘highlands’ and ‘lowlands’ are loosely defined: ‘highlands’ as synonymous with ‘mountains’ and, therefore, ‘lowlands’ as those areas beyond and beneath the mountains that are influenced by down-slope physical processes and by human relationships linking the two.
How are highland different from Lowlands?
The Highlands is the Scotland of movies like Braveheart, The Highlander, and Skyfall: rugged mountains, isolated communities, and clans with deep loyalties and long histories. The Scottish Lowlands are less rugged and more agricultural, with rolling green pastures and a gentler landscape.