Grade 8 Natural Sciences June Paper and Memo:
Total: 90 Marks.
Contents of the exam paper contains the following details:
Periodic Table & Atoms
Particle Model of Matter
Chemical Reactions
This is a practice paper with memorandum meant to test the student's knowledge, and will not be ...
SECTION A
QUESTION 1
1.1 Various options are provided as answers to the following questions. Choose
the correct answer and write ONLY the LETTER(A-D) next to the
QUESTION NUMBER (1.1.1-1.1.10) on your answer sheet, for example 1.1.11 D.
1.1.1 What do we call the variable on the y-axis of a graph?
A Dependent B Constant
C Independent D Controlled
1.1.2 Which of the following is NOT true about Chlorine?
A Diatomic molecule B Symbol is Cl
C 3 energy levels D 19 neutrons
1.1.3 Substances on the left of a chemical equation.
A Products B Chemicals
C Reactants D Metals
1.1.4 The following is an example of an expansion:
A Bridges during winter. B Movement of gases.
C Bridges during summer. D Movement of liquids.
1.1.5 The sub-atomic particle with a positive charge is…
A electrons B neutrons
C protons D nucleons
1|Page www.summariessa.co.za Natural Sciences
Grade 8 June Paper
, 1.1.6 The following is an example of a non-metal:
A Silicon B Lithium
C Magnesium D Carbon
1.1.7 What happens to the speed at which particles move when they change from a
liquid to a solid?
A particle speed increases
B particle speed decreases
C none of the above
D both A and B
1.1.8 The temperature at which matter changes from a liquid to a gas is called the
_________ point.
A boiling B melting
C freezing D evaporation
1.1.9 Sand and water can be separated by:
A Evaporation B Distillation
C Filtration D Magnetism
1.1.10 Which one is NOT an element?
A Hydrogen B Calcium
C Acid D Potassium [10x1]
1.2 Provide the correct TERM for the following descriptions. Write ONLY the correct
TERM next to the QUESTION NUMBER (1.2.1-1.2.7) on your answer sheet.
1.2.1 Protons and neutrons together.
1.2.2 Force that holds atoms together.
1.2.3 Interpretation of observations during an investigation.
1.2.4 Energy of motion.
1.2.5 Way of looking at something to understand it better.
2|Page www.summariessa.co.za Natural Sciences
Grade 8 June Paper
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