Question

What does the word normal mean in the phrase normal force?

A) The component of the force exerted by a surface perpendicular to itself.
B) The component of force exerted by a surface parallel to itself.
C) The force that is usually exerted by a surface.
D) The total force exerted by a surface. What does the word normal mean in the phrase normal force?

A) The component of the force exerted by a surface perpendicular to itself.
B) The component of force exerted by a surface parallel to itself.
C) The force that is usually exerted by a surface.
D) The total force exerted by a surface. @Mathematics

Answer 1

A

Answer 2

a sounds the best to me too

Answer 3

thanks, computer accepted the anwer

Answer 4

A normal is a line, ray, etc. which intersects at a right angle. Which makes answer A fit.