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16 questions
A property is a characteristic of matter that can be ______________________.
precipitated
observed
created
filtered
Properties define matter in their characteristics and __________________.
Patterns
Colors
Words
Behavior
Physical properties can be observed without changing the ______________ of a substance.
velocity
acidity
chemical identity
mass
Chemical properties can only be observed by changing the _________________ of a substance.
chemical identity
physical properties
state
temperature
When the chemical identity of a substance is changed, a _______________ is created.
liquid
new substance
residual substance
solid
Which of the following is a CHEMICAL property?
freezing point
combustibility
melting point
condensation point
Which of the following is a PHYSICAL property?
water-reactive
corrosive
toxic
viscosity
Matter can be either a _______________ or a pure substance
atom
element
mixture
compound
Mixtures are substances that CAN be ______________________.
diluted
physically separated
measured
chemically separated
The parts that can be separated in a mixture are NOT ______________.
chemically linked
heterogenous
homogenous
uniform
True or false: Portions of the same heterogenous mixture will NOT have equal components.
True
False
True or false: Portions of the same homogenous mixture will NOT have equal components.
True
False
Pure substance ______________ be physically separated .
can
cannot
Pure substances are either chemically bonded or a __________________.
compound
solution
homogenous mixture
pure element
Compounds are two or more substances that can be ______________ separated.
chemically
sonically
physically
easily
Pure elements contain only ________________ atoms.
split
identical
inert
charged
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