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30 questions
A ________ has a fixed shape and takes up a fixed amount of space.
solid
liquid
gas
A ________ has a definite volume, but it does not have a definite shape.
solid
liquid
gas
A ________ has no definite shape or volume.
solid
liquid
gas
The ___________ of matter in most solids are packed together tightly and vibrate in place.
oceans
rivers
particles
smell
A solid stays in a ___________ shape with a fixed volume no matter what container it is in.
fixed
changing
diminishing
Whatever shape the container is, the liquid _______ that shape from the bottom up.
empties
fills
In general, the particles of a liquid are __________ tightly packed than those in a solid.
more
less
The particles in a gas are ___________ apart than those of solids or liquids.
farther
never
Gases spread out and completely fill a __________ container.
open
closed
The picture shows...
a solid
a liquid
a gas
The picture shows...
a solid
a liquid
a gas
The picture shows...
a solid
a liquid
a gas
THE STATE OF MATTER OF THIS ELEMENT IS..
Solid
Liquid
Gas
THE AIR IS MATTER IN STATE:
Solid
Liquid
Gas
A TABLE IS MATTER IN STATE
Solid
Liquid
Gas
Matter is made up of ____________ and ___________ particles.
small, moving
tiny, discrete
small, random
tiny, collide
What are the states of matter?
solid, liquid, and juice
solid and liquid
solid and gas
solid, liquid, and gas
Diffusion occurs only in solids
True
False
Why is diffusion fastest in gas and slowest in solids?
The spaces between particles in gas is the largest
The spaces between particles in gas is the smallest
The spaces between particles in solids is the largest
The spaces between particles in liquid is the largest
The movement of particles is __________, resulting in the particles being spread throughout the container.
Structured
In a straight line
Random
In curved, way motions
What happens to the coffee particles when coffee is added to hot water?
They sink to the bottom of the cup
They break into tiny pieces and spread out
They clump together
They float
What does a 'region with high concentration' mean?
An area with a SMALL number of particles
An area with a LARGE number of particles
An area with an UNEVEN number of particles
An area with no particles
When does diffusion stop?
After a day and a night
When the particles are evenly spread out
When there are no particles left
When all the particles leave the system
Diffusion is the movement of molecules from an area of _____ concentration to an area of ______ concentration.
high, low
low, high
low, low
high, high
What is DIFFUSION?
Select the INCREASING rate of diffusion in matter, from slowest to fastest.
Solid --> Liquid --> Gas
Liquid --> Solid --> Gas
Gas --> Liquid --> Solid
Solid --> Gas --> Liquid
One substance that occurs naturally in all three states is...
water
air
salt
metal
The many forms of matter, such as solid, liquid and gas, is called _______ of matter.
states
flavours
ions
isotopes
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