Expressing Quantities & SI Units Quiz
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5 questions, one answer each
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1. What does the prefix 'kilo' (k) mean?
- A. ×10
- B. ×100
- C. ×1000
- D. ×10000
2. How many seconds are in 3 hours?
- A. 180
- B. 1800
- C. 3600
- D. 10800
3. Which prefix represents ×10⁻⁶?
- A. milli
- B. micro
- C. nano
- D. centi
4. Which of these is correctly written in standard form?
- A. 45 × 10⁵
- B. 4.5 × 10⁶
- C. 0.45 × 10⁷
- D. 450 × 10⁴
5. A measurement of 0.00035 m needs converting to millimetres. What is this in mm?
- A. 0.35 mm
- B. 3.5 mm
- C. 35 mm
- D. 350 mm