Both can transfer energy through matter, but sound waves travel through air and infrared waves travel through space.
Explanation:
farmers who did not live on the land they farmed and spent minimal time planting and harvesting crops, or who outsourced the labor. When the price of wheat fell, many farmers were unable to make a profit and abandoned their fields.
or
grower of wheat or other crops who lives outside the community except during the plowing, seeding, and harvesting seasons, often has a farm without buildings, and does much of the farming by hired custom operators.
