PracticeaExercises: Supply the missing term/s. 1.Force is applied as___ or___.
2.We use ball bearing to friction.
3.Frictionthe motion.
4.Lubricants are used tofriction.
5. causes wear and tear of moving parts of a machine.

answer:

examples of common variable costs include raw materials, packaging, and labor directly involved in a company's manufacturing process. the term variable cost is not to be confused with variable costing, which is an accounting method related to reporting variable costs.variable. more a symbol for a number we don't know yet. it is usually a letter like x or y. example: in x + 2 = 6, x is the variable.

explanation: