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What is the
change of state
called when a gas turns into a liquid?
Condensing
What is the
change of state
called when a liquid turns into a gas?
Evaporating
What is
diffusion
?
The movement of particles from a high concentration to a low concentration
Describe what a
Melting Point
is.
The temperature a solid turns into a liquid
Describe what a
Boiling Point
of a substance is.
The temperature a liquid turns into a gas
What is the
change of state
called when a liquid turns into soild?
Freezing or solidifying
What is the
change of state
called when a solid turns into a liquid?
Melting
Describe how the
particles
are arranged in a solid.
The particles in a solid:
are close together
are arranged in a regular pattern
are held together by strong forces called bonds
vibrate in a fixed position
cannot move from place to place
Describe how the
particles
are arranged in a liquid.
The particles in a liquid are:
close together
arranged in a random way
they can move around each other
the bonds in a liquid are strong enough to keep the particles close together, but weak enough to let them move around each other..
How are the
particles
arranged in a gas?
The particles in a gas are:
far apart
arranged in a random way
can move quickly in all directions
no bonds between the particles in a gas, so they are free to move in any direction.
What causes
pressure
?
The movement of particles hitting the side of the container.
Describe how
particles
are arranged in a liquid.
Particles can move and they take the shape of the container they are in, there is some attraction between particles.
What
state
is this?
Solid
What
state
is this?
Liquid
What
state
is this?
Gas
Author
HLHSscience
ID
194646
Card Set
Yr 7 Materials
Description
Science Rotation 1 Revision Materials Year 7
Updated
7/30/2013, 10:58:37 AM
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