More than 23,000 known man-made fragments larger than about 4 inches, which is a little wider than two golf balls across, zip around our planet. But those are just the pieces large enough to track. Dangerous are the smaller pieces. The momentum possessed by them is enough to derail any outgoing shuttle. Thus the situation needs more attention than it is given.
Please go through the workbook and answer the required question accordingly:
Mains Work Book No.56 - space junks-converted (1).pdf (1.3 MB)