lso khin8990

in #mdp2 years ago

Physics and Measurement
Fill in the blank
1.A physical quantity must be expressed with its number and ……….. . 1.unit

  1. A unit is a ……….. quantity. 2.standard
  2. Mass is a ……..quantity. 3.basic
    4.Area is a ……….quantity. 4.derived
    5.The British system is also called the ……. system. 5.FPS
  3. Length , mass and ……. called basic quantities. 6.time
    7.The unit of mass in CGS system is ……….. . 7.gram
    8.We use a ruler for measuring ……….. . 8.length
  4. The SI unit of area is the ……… . 9.m2
    10.The unit of length in …….. is the foot. 10.British system
  5. The standard of the number 5068 is ………. . 11.5.068 x 2103
    12.Volume is the ………… quantity. 12.derived
  6. The unit of time in all system of measurement is the ………. . 13. kilogram
  7. The unit of mass in MKS system is ……… . 14.kilogram
    15.The universe has the ………. size. 15.largest
    16.The unit slug is the unit of ……… . 16.mass
  8. The SI unit is the modified form of …….. system. 17.MKS
  9. A watch can be used to measure the ……… . 18.time
  10. The mass of a boy is measured by a ……… . 19.balance
  11. One metre is equal to …….km. 20.10-3
  12. Elementary particles have the ……… size. 21.smallest
    22.The earth can be regarded as a ………. . 22.clock
  13. The age of univee of physics. 24.Mathematics
  14. There are ……. seconds in one year. 25.3.17 x 107
  15. The size of the universe is ……… time larger than that of an elementary particle. 26.1041
  16. A 45 mih-1 is equal to …….. fts-1. 27.66
    28.A metre stick is …. than the yard stick. 28.longer
  17. One gram is equal to …. kg. 29.10-3
  18. Physics is the subject which studies ………. phenomena. 30.natural