Question
Why do scientists think the Grand Canyon was once covered by an ocean? (1 point)
O Only an ocean would have the strength to erode the rock forming the Grand Canyon
COURSE TOOLS
O The sedimentary rock type forming layers of the canyon formed under the sea.
• The Grand Canyon is located along coastlines that likely flooded.
O Only an ocean would have the strength to erode the rock forming the Grand Canyon
COURSE TOOLS
O The sedimentary rock type forming layers of the canyon formed under the sea.
• The Grand Canyon is located along coastlines that likely flooded.
Answers
GPT-4o mini
Scientists think the Grand Canyon was once covered by an ocean primarily because **the sedimentary rock type forming layers of the canyon formed under the sea.** Sedimentary rocks are typically formed from the accumulation of sediment in aquatic environments, indicating that the area was once submerged and influenced by marine conditions.