types of matter

Mehr dazu

grade 9 science

von reuben piatigorsky-roth

COURSE OVERVIEW

von Georges Emock

element,mixture and compound

von DE CHANG

Seperation Techniques

von Loh Ang

types of matter

not pure

Mixtures

Heterogeneous examples: 1. fruit salad 2. granite 3. mix of jelly beans

1. isn't uniform throughout 2. elements don't mix

Homogeneous examples: 1. orange juice 2. milk 3. honey

1. is uniform throughout 2. elements mix

1. not pure 2. two types: Homogeneous and Heterogeneous 3. physically combined

fruit salad, rock, honey

pure substances

Compounds

1. chemically combined 2. compounds are pure 3. made up of 2 or more elements

water, carbon dioxide, Ethanol

Elements

1. elements are pure 2. only contains on type of atom 3. can't be separated by normal means

gold, zinc, magnesium