SOF National Science Olympiad (NSO/ISO)
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NSO Level 1
·
2025
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Sample
A car travels 210 km in 6 hours. What is its average speed?
Explanation
Explanation
Average speed = total distance / total time = 210 km / 6 h = 35 km/h.
PRO TIP
Re-check your working by substituting the answer back into the original question.
Related Questions
Match the vitamin in Column I with the deficiency disease in Column II.
Column I: (i) Vitamin C (ii) Vitamin D (iii) Vitamin A (iv) Vitamin B1
Column II: (p) Night blindness (q) Beri-beri (r) Scurvy (s) Rickets
The distance between the Sun and the Earth is about 1.5 × 10⁸ km and the speed of light is 3 × 10⁸ m/s. How long does sunlight take to reach the Earth?