In SI system the unit for speed is written as

  • meter
  • meter/sec
  • meter/hour
  • km/sec

In science objective and precise observations are mostly used which are

  • qualitative
  • quantitative
  • both a and b
  • respective

The most common used instrument to measure lengths in laboratory is a

  • meter ruler
  • half meter ruler
  • both a and b
  • Vernier caliper

A physician need to make a medicine so that he will be needing for his herbs accurate

  • mass
  • shape
  • smell
  • volume
The unit of Force is Newton and its symbol is
  • N
  • F
  • A
  • G
0 h : 0 m : 1 s

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