melting and boiling points Flashcards
1
Q
what are the 3 states of matter ?
A
solid
liquid
gas
2
Q
how are particles arranged in a solid?
A
- regular layers
- closely packed
- vibrate at fixed points
- forces between particles that hold them in place
3
Q
how are the particles arranged in a liquid ?
A
- few spaces
- random arrangement of particles
- move faster
4
Q
how are the particles arranged in a gas ?
A
- large spaces between particles
- random arrangement
- very fast movements
- weak forces between particles
