Classifying Matter: Question Preview (ID: 28874)

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The _______________________ tells the number of protons and electrons in a stable atom.
a) atomic mass
b) atomic symbol
c) atomic number
d) atomic name

The part of a solution that does the dissolving is the
a) solute
b) solvent
c) mixture
d) particle

Matter that has a definite volume but does not have a definite shape is called a ________________.
a) solid
b) liquid
c) gas
d) plasma

C is the atomic symbol for
a) chlorine
b) carbon
c) carbon dioxide
d) citric acid

A ___________________ mixture is the same throughout.
a) homogeneous
b) heterogeneous
c) regular
d) molecular

This type of suspension scatters light that passes through due to particles suspended in the liquid or gas.
a) colloid
b) solute
c) solvent
d) mixture

The smallest atomic particle is the _______________.
a) proton
b) neutron
c) electron
d) nucleus

The only atomic particle not in the nucleus is the
a) proton
b) neutron
c) electron
d) all are located in the nucleus

The center of an atom is known as the
a) middle
b) nucleus
c) neutron
d) proton

A liquid begins to vaporize at its _____________________________________.
a) freezing point
b) melting point
c) sublimation point
d) boiling point

Dry ice is made of frozen carbon dioxide. When dry ice melts, it returns to the gas, carbon dioxide. What is this process called when it melts?
a) condensation
b) sublimation
c) freezing
d) melting

The atomic particle that has no charge is a
a) proton
b) neutron
c) electron
d) nucleus

The temperature at which a liquid changes to a solid is the
a) freezing point
b) solid point
c) melting point
d) condensation point

Something that can be observed without changing the identity of a substance is called a(n)
a) chemical property
b) physical property
c) chemical change
d) physical change

Altering the size, shape, or state of a substance without forming a new substance is a(n)
a) chemical change
b) physical change
c) chemical property
d) mixture

The measurement of the pull of gravity on an object is known as
a) mass
b) density
c) weight
d) volume

H20 is known as
a) sodium chloride
b) water
c) an atom
d) dihydrogen oxide

Grass is green. This is a ______________________ property of grass.
a) chemical
b) compound
c) physical
d) atomic

What atomic particle has a positive charge?
a) Neutron
b) Proton
c) Nucleus
d) Electron

Volume is defined as
a) the amount of space an object takes up
b) the amount of matter in an object
c) the gravitational pull on a object
d) whether or not an object floats.

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