Physical and chemical changes
BY AUSTIN ADAMS- 1ST PERIOD
Physical properties
Any characteristics of a material that can be observed or measured without changing the identity of the material.
1.color and shape
2.lenght and mass
3.volume and density
Physical change
The physical properties of a substance change, but the substance doesn't change.
1.melting point
2.boiling point
3mowing a lawn
Chemical properties
Any characteristics that gives a substance the ability to undergo a change the results in the new substance.
1.flammability
2.reacts with oxygen
3.light
Chemical change
A change in the identity of a substance due to the chemical properties of the substance.
1.reacts with oxygen
2.heat and light
2.electricity