Question

unevennes of a surface.
.​

Answer 1

$\huge\fbox \red{ANS} {\colorbox{crimson}{W}}\fbox\red{ER}$

The unevenness on the surface of the body in motion or surface causes more force to act against the motion hence increases frictional force.

Answer 2

Answer:

In materials science, asperity, defined as "unevenness of surface, roughness, ruggedness" (from the Latin asper—"rough"), has implications (for example) in physics and seismology. ... They are rough, with sharp, rough or rugged projections, termed "asperities".

Explanation:

please give me some thanks

make me brainlist