Are the sentences relevant to the author's belief that orbital debris is a threat to space exploration?
No, because the main reason why it is a threat is because of the speed at which it travels, not the fact that it is simply orbiting.
A
Most of the garbage is from satellites at high altitude. All this garbage continues to orbit-even
once the satellites stop working.
OB. Yes, because the fact that the garbage continues to move is what makes it collide and multiply, creating a higher risk to spacecraft.
0 с.
No, because functioning satellites and natural debris like asteroids and comets, orbit as well.
D.
Yes, because the moving garbage orbits at high rates of speed, making it difficult for the Space Surveillance Network to track