Question

Aristotle then moved forward with the concept and told class that all the changes that are not reversible change are irreversible change. So which of the following statements define irreversible change?

• A. Change that can be undone
• B. Change that cannot be undone
• C. Change in which shape and size is changed
• D. Change in which new substance is formed

Answer 1

The correct option is B

Change that cannot be undone

Change can be classified as a reversible and irreversible change. Reversible change refers to changes that can be undone whereas irreversible change refers to the changes that can't be undone.

Example of irreversible change: Making paper plane by cutting it out of paper.

Example of reversible change: Melting of ice as ice can melt to become liquid and can be frozen to become solid again. So it's a reversible change.