Ch 1: States and Properties of Matter Flashcards
What are the three physical states of matter?
Solid, Liquid, Gas
What are the characteristics of a solid?
Definite shape and volume
What are the characteristics of a liquid?
Non definite shape, definite volume
What are the characteristics of a gas?
Non definite shape or volume
What is matter?
Anything with mass and occupies volume
What is observed in a substance’s physical properties
Characteristics that do not change the substance into another
What is observed in a substance’s chemical properties?
Characteristics that do change the substance into another
What are the two classifications of a matter’s composition?
Pure substance and mixture
What are the two classifications of a pure substance?
Elements and compounds
What are the two classifications of a mixture?
Homogeneous and heterogeneous
What is the characteristic of a homogeneous mixture?
Cannot see the different substances in the mixture
Ex: Clear shampoo
What is the characteristic of a heterogeneous mixture?
Can see the difference substances in the mixture
Ex: Hot fudge sundae
Is the matter’s composition changed due to physical changes?
No
Is the matter’s composition changed due to chemical changes?
Yes
