Answer:
The Construction of beds and drains or ridges and furrows is that ridge is (lb) the back of any animal; especially the upper or projecting part of the back of a quadruped while furrow is a trench cut in the soil, as when plowed in order to plant a crop.
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it is probably incorrect but i tried
Answer:Physical systems differ from social systems because a physical system refers to systems that rely on a group of physical parts to perform a function. Examples of a physical systems are solar systems or even an animals digestive system. Social systems are systems like an ant colony, wolf pack, or a town.
Explanation:
A) The earth spins
The Earth is constantly spinning, or "rotating", which causes day and night