C1.1 Particles and their Behaviour Flashcards
What is a mixture?
A material whose properties are not the same all the way through. It is more than one substance not chemcially reacted together.
What is a substance?
A material that is not a mixture. It has the same properties all the way through.
What are the three states of matter?
Solid, Liquid and Gas
How are particles in solids arranged?
In a regular fixed pattern with no gaps between particles
How are particles in liquids arranged?
Close together but in an irregular pattern with no gaps between particles
How are particles in gases arranged?
They and far apart
Can solids be compressed?
No
Can liquids be compressed?
No
Can gases be compressed?
Yes
Do solids flow?
No
Do liquids flow?
Yes
Do gases flow?
Yes
What is the motion of solid particles?
Vibrate around a fixed point
What is the motion of liquid particles?
Move over each other
What is the motion of gas particles?
Move randomly in all directions