What causes melting?
heat
Particles are always _____.
moving
Some solids are like liquids they can ____ and take the _____ of their container.
Flow, shape
What can these substances make?
glass
This particle model shows us a?
gas
This particle model shows us a?
Solid
This particle in liquid move ____
freely
all substances are made from ____?
particles
Substances are ____ types of solid, liquid and gas.
pure
When a material or substance go from one form to another, this is called?
Change of state
Is glass a material or substance? say why.
Material, it's a mixture of substances.
This particle in a solid move ____ ____?
verry little
A mixture of different substances?
material
What causes solidifying?
cooling
Where can we find matter?
matter is everywhere.
Plactic is a _____.
material
Which needs more heat to melt? Plactic or gold?
gold
This particle model shows us a?
Liquid