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WorksheetsBundle 3 & 4 review
Total questions: 21
Worksheet time: 10mins
Name
Class
Date
1.
Which one only has one type of atom in it.
a)
Element
b)
compound
2.
All matter is made of .....
a)
energy
b)
atoms
c)
air
d)
chemistry
3.
Elements which are shiny, conduct electricity and heat are called ....
a)
metals
b)
non-metals
c)
metalloids
d)
non-existent
4.
Substances in the blue shaded area are called ...
a)
metals
b)
non-metals
c)
metalloids
d)
noble gases
5.
What is the definition of a compound?
a)
The smallest part of any substance which can exist on its own
b)
Two or more atoms chemically joined together (can be the same or can be different)
c)
A simple substance in which all the atoms are identical
d)
Two or more different elements chemically joined together
6.
What is the definition of an element?
a)
The smallest part of any substance which can exist on its own
b)
Two or more atoms chemically joined together (can be the same or can be different)
c)
A simple substance in which all the atoms are identical
d)
Two or more different elements chemically joined together
7.
An element is a ......
a)
pure substance
b)
compound
c)
mixture
d)
molecule
8.
If a material can easily be drawn into the shape of a wire, it is ....
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
9.
All the elements on the right side of the periodic table are called....
a)
Metals
b)
Metalloid
c)
Nonmetals
10.
What does the H stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
11.
The periodic table is arranged by
a)
atomic number
b)
atomic mass
c)
properties
d)
mass number
12.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
13.
What are two properties that make a metal a GOOD choice to use as a wire in electronics?
a)
Conductivity, malleability
b)
Ductility, Conductivity
c)
Luster, maleability
d)
Malleability, high density
14.
Why do metals reflect light?
a)
metals have a dull luster
b)
metals have a shiny luster
15.
Photosynthesis is an example of a
a)
physical change
b)
chemical change
16.
Kim puts an ice cube in a beaker and it melts. This is a good example of:
a)
a physical change.
b)
a chemical change.
c)
an experiment.
d)
an analysis.
17.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
18.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
19.
rubbing alcohol evaporates
a)
physical change
b)
chemical change
20.
a piece of copper is cut in half
a)
physical change
b)
chemical change
21.
fireworks explode
a)
physical change
b)
chemical change
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