Question

1.2 formative (soil formation & erosion)
1 multiple choice 1 point
which is the best description of the difference between weathering and erosion?
weathering is breaking down into smaller pieces, erosion is carrying it away
erosion is breaking down into smaller pieces, weathering is carrying it away
weathering and erosion are the exact same thing
2 multiple choice 1 point
the a horizon of soil contains humus (decomposed organic matter), and is also called:
topsoil
subsoil

Explanation:

Weathering is the physical or chemical breakdown of rocks and minerals at or near the Earth's surface into smaller pieces. Erosion is the process by which these weathered materials are transported away by agents like water, wind, ice etc. The A - horizon of soil is the top - most layer which is rich in humus and is known as topsoil.

Answer:

1. weathering is breaking down into smaller pieces, erosion is carrying it away
2. topsoil