Question

means of 'barter'. 100 points question!!!​

Answer 1

to exchange goods, services, property, etc. for other goods, etc., without using money.

Barter is an act of trading goods or services between two or more parties without the use of money —or a monetary medium, such as a credit card. In essence, bartering involves the provision of one good or service by one party in return for another good or service from another party.

Answer 2

Answer:

Kinetic energy, form of energy that an object or a particle has by reason of its motion. ... Kinetic energy is a property of a moving object or particle and depends not only on its motion but also on its mass.