Answer:
Open-pit mining, also known as open-cast or open cut mining, is a surface mining technique of extracting rock or minerals from the earth by their removal from an open-air pit, sometimes known as a borrow.
Explanation:
The distribution of water on the Earth’s surface is extremely uneven .Onl
The closest star to the sun, Proxima Centauri, was recently found to have a planet in its habitable zone. Proxima Centauri is a main sequence star with spectral type m. It would habitable zone differs from the habitable zone of our sun Compared to our own, it would be far closer to Proxima Centauri.
<h3>What is the Proxima Centauri? </h3>
- Small, low-mass Proxima Centauri is a star in the southern constellation of Centaurus, 4.2465 light-years from the Sun.
- Its Latin name translates to "star closest to Centaurus."
- It is the known star that is closest to the Sun and was found in 1915 by Robert Innes.
<h3>Is the planet Proxima Centauri one?</h3>
- Super-Earth-sized exoplanet Proxima Centauri b revolves around a M-type star.
- It has a mass of 1.27 Earths, orbits its star in 11.2 days, and is 0.0485 AU away from it. In 2016, news of its finding was released.
Learn more about Proxima Centauri here:
brainly.com/question/21107590
#SPJ4
The theory
of a land bridge between South America and Africa as an explanation for similar
fossils on the two continents is not supported today because there are
no remnants of the bridge in the Atlantic Ocean.
<span>A </span>land
bridge, in biogeography<span>, is an </span>isthmus<span> or wider land connection between otherwise separate areas, over which
</span>animals<span> <span>and </span></span>plants<span> <span>are able to cross and </span></span>colonize<span> <span>new lands. A land bridge can be created by </span></span>marine regression<span>, in which </span>sea
levels<span> <span>fall, exposing shallow, previously submerged sections of </span></span>continental shelf<span>; or when new land is created by </span>plate tectonics<span>; or occasionally when the sea floor rises due to </span>post-glacial rebound<span> <span>after an </span></span>ice
age.
The correct answer between all
the choices given is the first choice or letter A. I am hoping that this answer
has satisfied your query and it will be able to help you in your endeavor, and
if you would like, feel free to ask another question.
Answer:
Hughes is a corresponding increase
