Question

State whether the following is an example of a physical or chemical change:! 21. Burning a log: ________________________________! 22. Folding a piece of paper: _________________________! 23. Freezing water: _________________________! 24. Bending a copper wire. _________________________!

Answer 1

Physical change

Physical change

Physical change

Physical change

Step-by-step explanation:

Answer 2

Physical change

Step-by-step explanation:

Because it doesn't require any chemical to change