Solids, liquids and gases Flashcards
1
Q
density is defined as
A
mass per unit volume
2
Q
mass per unit volume
A
density
3
Q
density calculation when volume and mass are involved?
A
density = mass/volume
3
Q
pressure is measured in
A
pascals
4
Q
pressure calculation when force and area are involved?
A
pressure = force/area
5
Q
solids
A
- close together
- strong
- vibrate but cant move
6
Q
liquids
A
- closer together
- random arrangement
- weaker
- move around each other
7
Q
gases
A
- far apart
- random arrangement
8
Q
change in thermal energy calculation when mass, specific heat capacity and temp change are involved?
A
change in thermal energy = mass x specific heat capacity x temperature change
