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7. Explain why Georgia's coastal islands are called barrier islands. a. During the American Revolution, the islands acted as barriers delaying the British b. Coral reefs form a priſtective barrier around the islands, C. European explorer Sir Edmund Barrier discovered the islands in 1642. d. The islands protect the mainland coast from ocean winds and waves. conridered a rernurre found in Georgia's Coastal​

User Rodvlopes
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Final answer:

Georgia's coastal islands are known as barrier islands because they act as natural barriers, shielding the mainland coast from ocean winds and waves, and are not related to events in American Revolution, coral reef formations, or discoveries by European explorers.

Step-by-step explanation:

Why Are Georgia's Coastal Islands Called Barrier Islands?

The coastal islands of Georgia are called barrier islands because they serve as natural barriers between the ocean and the mainland. These islands are not only significant for their protective role against ocean winds and waves, but also as important ecosystems. The correct answer to why Georgia's coastal islands are called barrier islands is d. The islands protect the mainland coast from ocean winds and waves.

These islands are typically found in chains and can extend for several to hundreds of kilometers, running parallel to the coastline. They are different from the islands formed by coral reefs or arising due to tectonic plate activity, which is a source of volcanic islands and earthquakes in places like the Caribbean.

Understanding the role of barrier islands is important not just for geography, but also for learning about their historical background and significance, as seen in the strategic placement of the Georgia colony, which served as a buffer zone during early European settlement.

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