Friction

/fɹˈɪkʃən/

/ˈfɹɪkʃən/

Friction

effort expended in moving one object over another with pressure

synonyms : detrition

absence of agreement or friendliness between people with different opinions

synonyms : clash

the resistance that two surfaces moving on each other encounter

synonyms : rubbing

Examples

1. Friction exerts a force in the direction opposite of the motion.

2. Rain, snow, and ice significantly reduce friction.

3. Hair also reduces friction.

4. Does lack of trust create friction?