Mowing is a mechanical process, not a chemical reaction.
Mowing the lawn is a physical change because it involves cutting the grass without altering its chemical composition. The grass remains the same substance; it is simply reduced in height. Physical changes affect the form or appearance of a material, while chemical changes involve a transformation into a different substance.
Neither. It is a physical activity. See the link below for an explanation of physical and chemical properties.
It is a physical change because it is still grass. Nothing new has been made.
grass growing is a physical change.
It is a biochemical process.
Mowing a lawn is a physical change because the act of cutting the grass does not alter its chemical composition. The grass remains the same material, just physically altered in size and shape.
Mowing the lawn is a physical change because the grass is only being cut into smaller pieces, but its chemical composition remains the same. The act of cutting the grass does not alter its molecular structure.
Lawn-mowing is a physical change, whereas the grass dying is chemical.
I Physical Change.
Mowing the lawn is a physical change. Cutting your hair isn't a chemical change, it's still hair, and it will grow back :) Chemical changes alter the identity of a substance, whereas physical changes do not.
"Mowing" is the word used for when you are cutting grass.
Neither. It is a physical activity. See the link below for an explanation of physical and chemical properties.
It is a physical change because it is still grass. Nothing new has been made.
Artificial grass doesn't need mowing. Because it's not real grass it never grows.
grass growing is a physical change.
When you cut grass in the meadow, this is called mowing the grass and if the grass is to be used for hay it is called mowing the hay or a 'hay mow'.
Physical activity is activity you do on a daily basis but not necessarily exercising. Such things could be mowing the grass or walking to and from you car.