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Elements And Periodic Table
Test Description: Physical Science Grades 6-8
Instructions: Answer all questions to get your test result.
1) _____ are substances that cannot be broken down into simpler substances.
A
minerals
B
mixtures
C
elements
D
compounds
2) The _____ is a chart that shows all of the known elements.
A
Mendeleev's table
B
periodic table
C
atomic table
D
nuclear table
3) There are _____ (#) total elements shown on the periodic table.
A
20
B
100
C
75
D
118
4) The _____ is the short 1-2 letter abbreviation for an element.
A
atomic number
B
chemical name
C
atomic weight
D
chemical symbol
5) The ___ is the unique number used to identify an element (1-118).
A
atomic weight
B
atomic number
C
chemical symbol
D
chemical name
6) An ____ is the smallest piece of an element that can exist.
A
subatomic particle
B
cell
C
atom
D
molecule
7) _____ are the vertical (up-and-down) columns on the periodic table.
A
neighbors
B
classes
C
families/groups
D
periods
8) _____ are the horizontal (side-to-side) rows on the periodic table.
A
periods
B
families / groups
C
neighbors
D
classes
9) A ___ is a substance that is often shiny, bendable, and allows electricity and/or heat to pass through it.
A
semiconductor
B
metal
C
non-metal
D
semi-metal
10) A ___ is a substance that is often dull, brittle, and blocks electricity and/or heat from passing through it.
A
non-metal
B
semi-metal
C
semiconductor
D
metal
11) A ___ is a substance that ALLOWS the flow of heat and electricity.
A
convector
B
insulator
C
conductor
D
radiator
12) A ___ is a substance that BLOCKS the flow of heat and electricity.
A
conductor
B
insulator
C
radiator
D
convector
13) Elements ___.
A
can be broken apart
B
are earth, air, water and fire
C
are combinations of simpler substances
D
cannot be broken apart
14) A ___ is any substance that is made from only one type of particle.
A
impure substance
B
mixture
C
solution
D
pure substance
15) ___ describe how an element looks, feels, tastes, smells or behaves.
A
properties
B
chemical changes
C
physical changes
D
composition
16) Metals are mostly found ___ of the periodic table.
A
closer to the bottom
B
closer to the top
C
on the right side
D
on the left side
17) Non-metals are mostly found ___ of the periodic table.
A
at the top
B
at the bottom
C
on the left side
D
on the right side
18) The lightest elements are found ____ of the periodic table.
A
at the top
B
on the left side
C
on the right side
D
at the bottom
19) The heaviest elements are found ___ of the periodic table.
A
on the right side
B
on the left side
C
at the top
D
at the bottom
20) The ___ is the mass/weight of a single atom of an element.
A
atomic number
B
atomic weight
C
chemical symbol
D
chemical name
*select an answer for all questions
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