Question

plz answer these questions if u know their correct answer otherwise plz don't answer

Answer 1

1). Work is said to be done whenever a force acts on a body and the body moves due to the force.The S.I unit of work is Joule.one Joule of work is said to be done when a force of one Newton displaces a body through a distance of 1 meter in its own direction work done =Fs

work done =force (in direction of the displacement 

2). It is for this reason that mitochondria are often referred to as the powerhouses of the cell. ... Mitochondria are tiny organelles inside cells that are involved in releasing energy from food. This process is known as cellular respiration.

Answer 2

Glucose is broken down in the mitochondria to release energy in the form of ATP..So it is called energy currency of the cell..
Hope it helps...