Question

question: a deposit of sediment that marks the farthest forward advance of a glacier is called a____. answer options: select one of four medial moraine. terminal moraine. lateral moraine. glacial till.

Explanation:

To solve this, we analyze each option:

• Medial moraine: Forms between two glaciers, not at the farthest advance.
• Terminal moraine: Defined as the sediment deposit marking the glacier's farthest forward advance.
• Lateral moraine: Forms along the sides of a glacier, not at the farthest end.
• Glacial till: Is unsorted sediment deposited by a glacier but doesn't specifically mark the farthest advance.

Answer:

B. terminal moraine.