Making little pieces of the same metal or bending it, just not changing the metal into another substance
Physical. The properties of the metal do not change, and it can be undented.
A metal Surface being ground is a physical change, not a chemical change.
I think dhatt the answer is a physical change because if you just bent it then surley you can unbent it and still have a piece of metal.
Heating the solid piece of sodium metal can cause a physical change by melting it into a liquid. Cooling the liquid sodium back to its solid state would also be a physical change.
A sharp metal piece is typically called a "metal shard" or a "metal splinter."
Of itself a metal can not be "shortened". However, a metal OBJECT such as a piece of metal wire can be shortened by cutting a piece off. This would be a physical change.
Physical. The properties of the metal do not change, and it can be undented.
chemical change
A metal Surface being ground is a physical change, not a chemical change.
I think dhatt the answer is a physical change because if you just bent it then surley you can unbent it and still have a piece of metal.
Yes. Oxygen combines with the metal to form an oxide.
Physical
Yes - and no.... Physically it's still paper - but the information on it can no longer be read.
Hitting with a hammer
a proposed piece of legislation is physically put into this by members
Heating the solid piece of sodium metal can cause a physical change by melting it into a liquid. Cooling the liquid sodium back to its solid state would also be a physical change.
physically challenged people is the remarkable person that have such kinds of disability