Question

Exploding firecracker, mowing grass, breaking a window, spreading butter on toast, burning wood in a fireplace, acid rain corroding gravestons physical or chemical change

Answer 1

chemical is when the things chemical properties change,
physical is just a change in state etc

Answer 2

if u cut paper it remains as a paper so it is physical but if u burn it, it is chemical because the paper now turned into ash, so its not a paper anymore.

so,mowing grass, breaking a window,and spreading butter on toast are all what?

Answer 3

physical ryt?

and so, exploding firecrakers, burning wood in a fireplace and acid rain are all signs of chemical.

Answer 4

Thank you that was very helpful :)