In geology|lang=en terms the difference between sheet and shear
is that
sheet is (geology) an extensive bed of an eruptive rock intruded between, or overlying, other strata while
shear is (geology) the response of a rock to deformation usually by compressive stress, resulting in particular textures.
As nouns the difference between sheet and shear
is that
sheet is a thin bed cloth used as a covering for a mattress or as a layer over the sleeper while
shear is a cutting tool similar to scissors, but often larger.
As verbs the difference between sheet and shear
is that
sheet is to cover or wrap with cloth, or paper, or other similar material while
shear is to cut, originally with a sword or other bladed weapon, now usually with shears, or as if using shears.
As an adjective shear is
.