Final answer:
During the Dust Bowl era, people used wet cloths, weatherstripping, and tar paper to seal their homes from incoming dust.
Step-by-step explanation:
During the Dust Bowl era, people tried to seal up their homes from incoming dust in various ways. They would place wet cloths or rags over doorways and windows to filter out the dust particles. Some also used strips of cloth or weatherstripping to seal any gaps or cracks in their homes. Additionally, some people resorted to using tar paper or cardboard to cover windows and doors.