WorksheetsSemester 2 Exam review: PC Science
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Change of state from a solid to a liquid.
a)
sublimation
b)
deposition
c)
freezing
d)
melting
2.
What state of matter is this?
a)
solid
b)
liquid
c)
gas
3.
What state of matter is this?
a)
solid
b)
liquid
c)
gas
4.
What state of matter is this?
a)
solid
b)
liquid
c)
gas
5.
What is the chemical symbol for the element hydrogen
a)
H
b)
He
c)
h
d)
he
6.
What is the chemical symbol for the element oxygen
a)
O
b)
Oxy
c)
ox
d)
Oy
7.
What is the chemical symbol for the element Helium
a)
He
b)
he
c)
H
d)
h
8.
Examples are Carbon (C) and Uranium (U)
a)
elements
b)
mixtures
c)
compounds
9.
Is sugar (C12H22O11) an element or a compound?
a)
Element
b)
Compound
10.
What is salad?
a)
element
b)
compound
c)
mixture
11.
Classify the picture with the correct label.
a)
Compounds
b)
Mixture of Elements
c)
Mixture of Compounds
d)
Mixture of Elements & Compounds
12.
Is cutting an apple into slices an example of a physical change or a chemical change?
a)
Physical Change
b)
Chemical Change
13.
Mixing vinegar with baking soda will result in a new substance (carbon dioxide). This is an example of a ___________ change.
a)
physical
b)
chemical
14.
fireworks exploding
a)
physical change
b)
chemical change
15.
The ability of Kool Aid to dissolve in water is an example of a
a)
Physical property
b)
Chemical property
16.
What is the positively charged particle in an atom?
a)
Neutron
b)
Proton
c)
Electron
17.
When you rub your feet across a carpet, your body builds up electrons and becomes
a)
negatively charged
b)
positively charged
c)
Neutral
18.
In this picture, the Electrons are found in which color?
a)
Blue
b)
Red
c)
Green
19.
Which 2 Subatomic Particles make up the Nucleus of atoms?
a)
Protons & Electrons
b)
Neutrons & Electrons
c)
Protons & Neutrons
20.
What does the 6 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol
100 %
