MEASUREMENT Obj (Q1-10): Integrated Science Current WASSCE Questions

Integrated Science Current WASSCE Past Questions: MEASUREMENT Objective Questions (2015-2019)

I) Questions that occur multiple times means they were repeated over the period under consideration

II) Candidates are expected to spend 50 seconds on each objective question. Candidates are therefore required to spend between 8-9minutes on these 10 questions. Start work now!!

1. A piece of metal of volume of 25cm3 has a mass of 45kg. Determine its density in kgm-3
A. 0.56kgm-3
B. 1.80×10^3kgm-3
C. 5.66×10^3kgm-3
D. 1.8×10^4kgm-3

2. The mass of an aluminum ball is 250g. If the density of aluminum is 2.7gcm-3, determine the volume of the ball
A. 9.3cm3
B. 9.3x10cm3
C. 1.1×10^4cm3
D. 6.8×10^8cm3

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3. A lump of gold has a density of 8gcm-3 and a volume of 20cm3. Determine the mass of the gold
A. 0.4g
B. 2.5g
C. 28.0g
D. 160.0g

4. Which of the following instruments is most suitable for the measurement of the diameter of a thin wire
A. Vernier caliper
B. Metre rule
C. Tape measure
D. Micrometer screw guage

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5. The Volumetric flask is used in the laboratory to
A. Prepare standard solution
B. Separate a mixture of immiscible liquids
C. Carry out simple distillation
D. Dry substances

6. The internal diameter of a wedding ring could be measured most accurately using a
A. Half-metre rule
B. Tape measure
C. Micrometer screw guage
D. Vernier caliper

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7. Which of the following instruments is most suitable for measuring the thickness of a razor blade
A. Metre rule
B. Micrometer screw guage
C. Vernier caliper
D. Surveyor’s tape

8. The unit of electric charge is
A. Ampere
B. Columb
C. Ohm
D. Volt

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9. The fundamental units which combine to give the unit of force are
A. Kilogram, second and ampere
B. Metre, ampere and second
C. Kilogram, metre and second
D. Metre, kelvin and second

10. The relative density of a substance has no unit because it is
A. The ratio of mass to volume
B. A ratio of densities
C. Always compared to the density of water
D. A ratio of mass to density

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1. B
2. B
3. D
4. D
5. A

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6. D
7. B
8. A
9. C
10. B

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