Final answer:
The line that divides the earth into hemispheres is called the equator.
Step-by-step explanation:
The line that divides the earth into hemispheres is called the equator. The equator is an imaginary line that is located at 0 degrees latitude, and it divides the earth into the Northern Hemisphere and the Southern Hemisphere. It is the longest line of latitude on Earth, and it is important because it helps us understand the global distribution of climate, vegetation, and other physical features.
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