Answer:
With half a million pieces of space debris cluttering Earth's orbit, according to NASA, this means there is a growing problem of cluttering up our access road to space. Several companies and entities have proposed ways to get rid of derelict satellites and other space junk.
The DeOrbit mission – first proposed publicly in early 2014 – would seek out satellite debris in a polar orbit at an altitude between 800 and 1,000 kilometers (500 to 620 miles). The European Space Agency is considering several kinds of "capture mechanisms" to pick up the debris, such as nets, harpoons, robotic arms and tentacles.
Explanation:
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Answer:
A
Explanation:
A concrete noun should be connecte to the 5 senses so it would have to be specific and detailed.
Answer:
1- Other records may have been lost; language is often a barrier.
Explanation:
Option one is correct because it is two complete sentences, not fragments. The sentences are connected, so you can use either a period, a comma, or a semi-colon. Fragments can be separated by colons, but none of the listed sentences are separated correctly.
I believe the answer would be A.
