Elongated Hills, Often in the Shape of an Inverted Spoon

question 44

Multiple Choice

Elongated hills, often in the shape of an inverted spoon, streamlined in the direction of glacial movement are called

• A) eskers.
• B) kettles.
• C) drumlins.
• D) horns.

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Definitions:

Plane Surfaces

Flat, two-dimensional surfaces extending infinitely in all directions within their plane.

Flatness

The condition of a surface having minimal curvature or deviation from being perfectly flat.

Perpendicularity

Perpendicularity is the condition of being exactly at a 90-degree angle to a referenced surface or line, crucial in part and assembly accuracy.

Parallelism

The condition or quality of being parallel; in mechanical engineering, it refers to surfaces or axes that remain the same distance apart and never meet.