It is the smallest unit it is what makes up everything
joke-Don't trust Atoms they make up everything
I think the answer is magnetic field?
Answer:
Land resources such as gravel and bedrock are used to construct buildings, roads, and sidewalks. Land is also where city structures—such as buildings, roads, and sidewalks—are constructed. People use land resources such as bedrock and aggregate to construct buildings, roads, and sidewalks.
I hope this answer helps
