Question

Define following terms
1)Positive work
2)Chemical energy
3)Mechanical energy​

Answer 1

Answer:

work in good manner is called positive work.

energy by chemical

potential and kinetic energy both combined

Explanation:

hope it is helpful to you

Answer 2

Answer:

1》when force and displacement are in the same direction, the work performed on an object is said to be positive work.

2》Chemical energy is the potential of a chemical substance to undergo a chemical reaction to transform into other substances.

3》the sum of an object's kinetic energy and potential energy.