No it is definitely not.
Basal Surface of Weathering is also known as the Weathering Front, which is the boundary between weathered and unweathered rocks.
Horizon A
It is the bedrock.
A rock that is weathered.
soil is in weathered parent rock
things that erode weathered rock
A weathered rock is usually smooth and broken down from erosion over time. A rock that is not weathered is usually rough, with jagged edges. NB: A lot depends on the type of rock.
the dropping off of weathered rock is deposition
weathered pieces of rock is called soil.
Weathered rock fragments are known as sediment.
Sandstone is the sedimentary rock formed from weathered rock.