4.3 Particle Model Of Matter Flashcards
(5 cards)
1
Q
What is the equation for density?
A
Mass /volume
2
Q
What is the symbol for volume?
A
V
3
Q
What is volume measured in?
A
Metres cubed
4
Q
What can the particle model be used to explain?
A
The different states of matter
Difference es in density
5
Q
How are physical changes different to chemical changes?
A
The material recovers its original properties if the change is reversed in chemical properties
