Flashcard: Landscape Formation and Erosion — 10 carte

Grand Canyon features

Stripes indicate different rock layers.

Sedimentary rocks — formation?

Formed through sediment deposition over time.

Sedimentary layers — formation?

Formed by deposition of sediments over time.

Colorado River — role?

Carves the Grand Canyon during erosion.

Hydrochloric acid test

Reacts with carbonate minerals, producing bubbles.

Weathering — definition?

Breaks down rocks into smaller particles.

Mechanical weathering — example?

Freeze-thaw, physical breakup of rocks.

Chemical weathering — example?

Mineral alteration by chemical reactions.

Graded bedding — cause?

Vertical sediment sorting in still water.

Landscape features — reflect?

Deposition, erosion, stratification processes.