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Latest Everyday Science MCQs Questions Online Paper for PPSC NTS SPSC FPSC

17. The time light takes from Sun to reach Earth is:

a) 8 minutes
b) 25 minutes
c) 45 minutes
d) 60 minutes
e) None of these

18. Light from Sun travels a distance before it reaches Earth:

a) 50 Million Km
b) 100 Million Km
c) 150 Million Km
d) 200 Million Km
e) None of these

19. the most suitable thermometer for measuring the boiling point of water is:

a) Mercury thermometer
b) Alcohol thermometer
c) Bimetallic thermometer
d) Liquid crystal thermometer
e) None of these

20. The density of water is greatest at:

a) 32°C
b) 0°C
c) 4°C
d) 100°C
e) None of these

21.Which one of the following statements is true:

a) Gases do not conduct heat
b) The best conductors are non-metals
c) Conduction currents occur only in liquids
d) A vacuum can not conduct heat
e) None of the statements is true.

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