3Particle Model Changes StateMedium1 mark
A syringe contains a fixed mass of gas. The plunger of the syringe is free to move.
Which row describes how the distance between the particles of the gas changes when the temperature or pressure is reduced?
| reduced temperature | reduced pressure | |
|---|---|---|
| A | particles move closer together | particles move closer together |
| B | particles move closer together | particles move further apart |
| C | particles move further apart | particles move closer together |
| D | particles move further apart | particles move further apart |