It is more likely to be a metal. This is because metals are good heat conductors whereas non metals tend to be poor heat conductors.
Answer:
It's a strength or force
Explanation:
the quantity of motion of a moving body, measured as a product of its mass and velocity
No work id done by Fn. Even for a block sliding up or down an incline, the normal force does no work. The normal force by definition is petpendicular to the surface,; no component of the normal force is parallel to the motion. Consider a person standing in an elevator.