Final answer:
The Appalachian Mountains is the physical feature that runs from Alabama up to Maine.
Step-by-step explanation:
The physical feature that runs from Alabama up to Maine is the Appalachian Mountains. This mountain range stretches for about 1,500 miles, beginning in Alabama and extending all the way up to Maine. It is one of the oldest mountain ranges in North America and is known for its scenic beauty, diverse wildlife, and rich natural resources.
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