Weathering

Front

What are the three types of rock?

Back

igneous, sedimentary, metamorphic

Front

Mechanical weathering

Back

Mechanical weathering is the physical breakdown of rocks into smaller fragments.

Tags

NGSS.MS-ESS2-1

Front

What are three examples of mechanical weathering?

Back

frost heaving, frost wedging, pressure release

Front

How does chemical weathering differ from mechanical weathering?

Back

Chemical weathering alters the chemical composition of rocks, whereas mechanical weathering only breaks rocks into smaller pieces.

Tags

NGSS.MS-ESS2-2

Front

What causes Acid Rain?

Back

The release of sulfur dioxide and nitrogen oxides into the atmosphere.

Front

How do speleothems form?

Back

Speleothems form from the deposition of limestone from dripping water in caves.

Tags

NGSS.MS-ESS2-4

Front

What makes up soil?

Back

Soil is made up of weathered particles, humus, water, and air.

Tags

NGSS.MS-LS2-3

Front

List the particles of soil from the largest to the smallest.

Back

Sand, Silt, Clay

Front

What are soil horizons?

Back

Soil horizons are layers of soil that differ in composition, texture, and color, formed through natural processes.

Tags

NGSS.MS-LS2-3

Front

How does frost wedging contribute to mechanical weathering?

Back

Frost wedging causes rocks to expand and contract, leading to cracks.

Tags

NGSS.MS-ESS2-2