Answer:
It's the big flat continent at the bottom.
Channel Tunnel, CN Tower, Empire State Building, Golden Gate Bridge, Itaipu Dam, North Sea Protection Works (Netherlands), Panama Canal. Hope this helps!
Answer:It must follow a closed orbit around a star. -must be true for the object they've found to qualify as a planet.
Explanation:
Answer: one example would be that if you were making a product and the supplies you were getting is from really far.
Explanation: bc