MATTER. Matter is anything that has mass and takes up space . What is matter?. Particle Theory of Matter. All matter is made up of extremely small particles. Particle Theory of Matter. 2. All particles of one substance are the same. Different substances are made of different particles.
2. All particles of one substance are the same. Different substances are made of different particles.
3. There are spaces between the particles.
4. The particles are always moving. The more energy that particles have, the faster they move.
5. There are attractive forces among particles. These forces are stronger when the particles are closer together.
particles far apart – force weak
particles close together – force strong
anything that has mass and takes up space(eg. desk, ppl)
all “particles that make up the substance are the same (eg. water)
contains 2 or more substances (eg. pizza, fruit punch)
contain 2 or more elements in a fixed proportion
(eg. H2O, CO2)
cannot be broken down into simpler substances
(eg. carbon, oxygen)
contains one visible component
(eg. tea, vinegar, fruit punch)
Heterogenous (mechanical) mixture
Contains more than one visible component
(eg. Italian salad dressing, raisin bran)