What is Matter?
anything that has mass or volume
What are Particles?
an extremely small portion of matter
What are Atoms?
The smallest particles of matter that cannot be created, destroyed or broken down
Theories of Matter
- The theory of matter developed over time as scientists came to understand more and discover new evidence
Moving Particles
the particles that make up matter are always MOVING- they possess KINETIC energy
Whats Solids?
Matter that has a definite size and shape
-movement is limited to vibration only
Whats Liquid?
Matter that has a definite size but not definite shape
- particles are able to move by sliding past one another
Whats Gas?
Matter that has no definite shape or size
- particles are moving at fast speeds and independently
What are the tree isotopes of Hydrogen?
- Protium
- Deuterium
- Tritium
What is Diffusion?
The spreading of particles
what are Intermolecular Forces?
Forces of attraction between molocules
What is Chemistry?
The branch of science that studies properties of matter and the changes that take place with it
Particle model of matter
The theory that all matter is made up of very tiny particles
What is compressibility
bility of a substance to be squashed
What state of matter has no definite shape and no definite volume?
Gas
What state of matter has a definite shape, a definite volume and cannot flow?
Solids
