Chemistry EOY States of Matter Yr 9 Flashcards
What is matter?
Matter is anything that has mass and takes up space
Do solids have a fixed shape?
Do they have a fixed volume?
Yes
Yes
Do liquids have a fixed shape?
Do they have a fixed Volume?
No
Yes
Do gasses have a fixed shape?
Do they have a fixed volume?
No
No
How close together are solid particles?
Very close
How close together are liquid particles?
Quite close
How close together are gas particles?
Far apart
How are the particles in solids arranged?
Ordered
How are liquid particles arranged?
Random
How are gas particles arranged?
Random
How do solid particles move?
Vibrate only
How do liquid particles move?
Move more freely than solids
How do gas particles move?
Randomly
Why do liquids and gasses take the shape of their container?
Because they don’t have a fixed position
Why do solids not take the shape of their container?
Because they have a fixed position
Why can gasses be squashed easily?
Because has particles are so far apart
Why can’t solids and liquids be squashed easily?
Because solid and liquid particles are closer to each other than gas particles
What is going from Solid-Gas called?
Sublimation
Solid-Liquid
Melting
Liquid-gas
Boiling
Does the temperature increase going form solids-liquids-gasses?
Yes
Gas-liquid
Condensing
Liquid-solid
Freezing
Gas-Solid
Reverse Sublimation
Does the temperature increase or decrease going from gas-liquid-solid?
It decreases
