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WorksheetsClassifying and Describing Matter Quiz
Total questions: 35
Worksheet time: 19mins
Is water, H2O, a mixture, element, or compound?
mixture
element
compound
Is Chlorine, Cl, a mixture, element, or compound?
mixture
element
compound
An atom is:
a substance that has only one type of atom
a group of two or more atoms held together by chemical bonds
basic unit from which all matter is made
substance made of two or more elements that are chemically combined
An element is:
a substance that has only one type of atom
a group of two or more atoms held together by chemical bonds
basic unit from which all matter is made
substance made of two or more elements that are chemically combined
A compound is:
a substance that has only one type of atom
a group of two or more atoms held together by chemical bonds
basic unit from which all matter is made
substance made of two or more elements that are chemically combined
A pure substance is a single kind of matter. A(n) ____________ is made up of two or more substances that are together in the same place, but each substance keeps its own properties.
mixture
compound
atom
molecule
What is described in this picture?
Homogenous mixture
Heterogenous mixture
It is both homogenous and heterogenous
None of these
What is described in this picture?
Homogenous mixture
Heterogenous mixture
It is both homogenous and heterogenous
None of these
length- 10cm
height- 8cm
width- 7cm
What is the volume?
This model was developed after J.J. Thompson discovered electrons, a particle smaller than an atom. It shows electrons floating freely in a positive region.
The "Plum Pudding Model" of the atom
The "Rutherford Model" of the atom
Democritus's model of the atom
The "Quantum Mechanical Model" of the atom
Who was the first to propose that matter consist of indivisible particle of matter called atoms?
John Dalton
Aristotle
Democritus
Plato
What are electrons?
an atom’s central regions, which is made up of protons and neutrons
subatomic particles that have negative charges
subatomic particles that have neutral charges
subatomic particles that have positive charges
What subatomic particles make up the nucleus of an atom?
electrons
protons
neutrons
leptons
mesons
