Particles Flashcards
What is the boiling point of water?
100 degrees celsius
What is the name of a gas turning to a solid?
Sublimation
What is the melting point of water ?
0 degrees Celsius
What is the name given to the liquid turning into a gas at the surface of a liquid
Evaporation 
Define boiling point
The temperature of which are liquid turns into a gas
Define diffusion
The movement of particles from an area of high concentration to an area of low concentration
State advantage of using the particle model
Allows you to predict the area of substance
State two disadvantages of using the particle model
Assumes are particles spheres, does it show the bonds between atoms
Define Brownian motion
The random movement of particles in a fluid
What state does Brownian motion occur in?
Liquids and gases
What happens to the pressure of a gas when it is heated?
Pressure increases
What state is the least dense?
Gas
What state is the most dense?
Solid
Describe the arrangement and motion of particles in a solid
Particles are fixed in place and can vibrate
How do the particles move in a liquid?
Slide over each other
