CHEMISTRY - particles Flashcards
1
Q
what are some examples of solids at room temperatures?
A
steel, plastic and wood
2
Q
what is ice?
A
solid water
3
Q
name the only state of matter that can be easily compressed?
A
gas
4
Q
in which state of matter are the particles fixed in a regular pattern?
A
solid
5
Q
what happens to the speed of which particles move when they are heated?
A
it increases
6
Q
what is sublimation?
A
changing state directly from solid to gas
7
Q
why does the gas pressure increase when the volume is decreased?
A
the pressure increases because the particles are squashed up into a smaller space so they hit the sides of the container more often
8
Q
what are the two properties of a solid?
A
It has a high density.
Definite volume
