Answer:
Explanation:
The Dust Bowl of the 1930s was caused by erosion, overgrazing, fertilizer runoff & the clearing of grasslands.
Answer: D. changes direction
Explanation: A lens works by refraction: it bends light rays as they pass through it so they change direction.
Hope this helps
Answer:
A. To show the world exactly as it is.
Explanation:
The group that migrated is Hindu
Countries were separated by continental drift