Worksheets3. Particles: Vocabulary Checkpoint 2
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
... is a change of state from gas to liquid when cooled.
a)
freezing
b)
evaporation
c)
condensation
d)
melting
2.
An ... substance is a mixture of different particles.
a)
pure
b)
impure
c)
mixture
d)
messy
3.
... is the change of state from liquid to solid when cooled.
a)
freezing
b)
melting
c)
evaporating
d)
condensing
4.
A ... symbol is one or two letters used to represent an element.
a)
atom
b)
mechanical
c)
phyiscal
d)
chemical
5.
The chart that organises all known elements into groups is called the ... ... .
a)
elements list
b)
chemical chart
c)
periodic table
d)
atom graph
6.
The state of matter where particles touch but can move past each other in a random arrangement is ... .
(a)
7.
A ... is formed when two or more elements are chemically bonded (joined) together.
(a)
8.
... is the change of state from liquid to gas.
(a)
9.
Two or more atoms bonded together are called a ... . This can be the same type of atom (an element) or different atoms (a compound).
(a)
10.
The ... point is the temperature at which a liquid changes to a gas.
(a)
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