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22. Chemistry And Atoms
Test Description: ScienceStudyGames.com
Instructions: Answer all questions to get your test result.
1) The world is made of___________particles called atoms.
A
soft
B
large
C
heavy
D
tiny
2) Atoms come from the ___________word meaning “ uncountable or invisible”.
A
Greek
B
English
C
Polish
D
Latin
3) An atom is the “ basic building blocks of____________”.
A
matter
B
mountains
C
cameras
D
hair
4) Air is made of atoms.
A
True
B
False
5) Scientists have discovered _________different kinds of atoms in our world.
A
43
B
92
C
76
D
12
6) A substance made of ___________kind of atom is called an element
A
several
B
three
C
many
D
one
7) ____________is the most malleable of all the elements.
A
Gold
B
Steel
C
Silver
D
Uranium
8) Details you can observe visually are called properties.
A
False
B
True
9) A property of gold is that it is very expensive.
A
False
B
True
10) Elements are given a number (1 through 92) based on their__________.
A
value
B
symbol
C
color
D
weight
11) The number elements are assigned (1 through 92) is their ___________.
A
symbol
B
atomic number
C
price tag
D
property
12) _______________is the lightest of all elements it’s atomic number is 1.
A
Hydrogen
B
Uranium
C
Air
D
Helium
13) Uranium is the heaviest with an atomic number of_________.
A
43
B
92
C
12
D
76
14) Elements are also given a Symbol. This is a shorthand version of the name of the element.
A
False
B
True
*select an answer for all questions
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