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- 1. Multiple ChoiceChoose the suitable prefix values and their symbols
1 000 000kMm - 2. Multiple ChoiceIdentify the SI unit to measure lenghtKilogramKelvinmetre
- 3. Multiple Choice
Choose TWO(2) examples of base quantity
Mass and density
Length and area
Length and mass
Mass and velocity
- 4. Multiple Choice
Define vector quantity.
Quantity which has magnitude.
Quantity which has both magnitude and direction
Quantities that cannot be defined in term of other physical quantities
Quantities derived from combination of base quantities through multiplication or division or both
- 5. Multiple Choice
Find the correct scientific notation for 0.00000089 mm
- 6. Multiple Choice
Define physical quantity
Quantities that cannot be defined in term of other physical quantities
Quantities derived from combination of base quantities through multiplication or division or both.
Quantity that cannot be measured
Quantity that can be measured
- 7. Multiple Choice
Determine the reading of the following measurement tools.
2.72 cm
2.78 cm
2.82 cm
2.88 cm
- 8. Multiple Choice
Convert 75𝜇𝑔 𝑡𝑜 𝑔
75000000 g
0.0075 g
0.000075 g
75000 g
- 9. Multiple Choice
Distance is a scalar quantity
true
false
- 10. Multiple ChoiceThe International System of (SI) unit for time is:shrminms
- 11. Multiple ChoiceThe International System of (SI) unit for temperature is:℃Kkc
- 12. Multiple Choice
2 km/s =_____________ m/s
2000
200
20
0.02
- 13. Multiple ChoiceThe SI base unit iskilogramsgramsNewtonmilligrams
- 14. Multiple ChoiceThe SI base unit ismetreinchkilometremillimetre
- 15. Multiple ChoiceKg refer tokilogramgrammicrogramcentigram
- 16. Multiple Choice60 second =2 minutes1 hour1 day1 minute
- 17. Multiple Choice1 hour equal to100 minutes60 second60 minuteshalf of day
- 18. Multiple ChoiceStandard form for prefix mega is10910610310-1
- 19. Multiple ChoiceWhat is base quantities ?the branch of science concerned with the nature and properties of matter and energythe branch of science that deals with the identification of the substances of which matter is composedphysical quantities that cannot be defined in terms of other physical quantities
- 20. Multiple ChoiceWhich physical quantity is not a base quantityTimeElectric CurrentWeightLength
- 21. Multiple ChoiceWhat is the reading?7.22 cm7.72 cm7.22 mm7.72 mm
- 22. Multiple Choice
What is the reading on the vernier calipers?
7.05 cm
7.05 mm
7.15 cm
7.20 cm
- 23. Multiple Choice
The zero error is - 0.03 cm. What is the length measured?
1.23 cm
1.26 cm
1.20 cm
1.2 cm
- 24. Multiple ChoiceRepeated measurements of a quantity can reduce the effects ofboth random errors and systematic errorsneither random errors nor random errorsrandom errorssystematic errors
- 25. Multiple ChoiceWhich of these is NOT true for systematic errors?They arise due to errors in the measuring instruments used.Repeating the observations or increasing the sample size can eliminate themThey are reproducible inaccuracies that are consistently in the same direction.They arise from the design of the study.
- Answer choicesTagsAnswer choicesTags