5.2.2.1 The Three States of Matter Flashcards
1
Q
What are the three states of matter?
A
- solid
- liquid
- gas
2
Q
What takes place at the melting point?
A
- melting
3
Q
What takes place at the boiling point?
A
- boiling
- condensing
4
Q
How are particles normally represented?
A
- small solid spheres
5
Q
What amount of energy is needed to change states?
A
- dependent on strength of forces between particles
6
Q
What does the nature of the particles involved depend on?
A
- type of bonding
- structure of substance
7
Q
What does a stronger force between the particles mean?
A
- higher melting and boiling point
8
Q
What are limitations of a simple model?
A
- no forces
- all particles represented as spheres
- spheres are solid
