Answer:
Tigris-Europhates river was located in Mesopotamia.
Answer:
c. A dam can significantly reduce or shut off the supply of sediment to a delta.
Explanation:
- The rivers that drain into the ocean have deltas and they form the mouth of the river and the soil rich land is a called as the delta. The dam can significantly stop or shut the supply of the sediments to the deltas.
Answer: D. changes direction
Explanation: A lens works by refraction: it bends light rays as they pass through it so they change direction.
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