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WorksheetsPrentice Hall Ch. 3 Test Science Explorer
Total questions: 21
Worksheet time: 20mins
substances can be classified as:
plasma
solids
air
gases
liquids
a (a) has a definite shape and a definite volume.
the particles that make up a(n) (a) are packed very closely together.
a (a) has a definite volume but no shape of its own.
a liquid's resistance to flowing is:
(a)
liquids with high viscosity flow:
(a)
liquids with low viscosity flow:
(a)
(a) in liquid form has the lowest viscosity of zero.
a (a) does not have a definite shape, but neither a definite volume.
a substance changes shape when its _______ _______ decreases or increases sufficiently.
(a)
the change in state from a solid to a liquid is called:
(a)
the change from a liquid to a gas is called:
(a)
this occurs when particles in a gas lose enough thermal energy to form a liquid-
(a)
this occurs when the surface particles of a solid gain enough energy that they form a gas:
(a)
dry ice is an example of:
(a)
when working with a gas, it is helpful to know 3 of these measurements:
volume
temperature
pressure
mass
density
the volume of a (a) is the same as the volume of its container.
pressure is:
(a)
(a) found that when the pressure of a gas at a constant temperature increases, the volume of a gas decreases.
The (a) on a graph is the point, (0,0)
When a graph of 2 variables is a straight line passing through the origin, the variables are said to be:
(a)
