2. What is the name of the instrument used for measuring earthquake?
a) Thermometer b) Seismograph c) Weighing machine d) All of these
Answers
Answered by
1
Answer:
b) seismograph
Explanation:
now a days it is modern technology and used to measure the frequency of earthquake but even this instrument can not suggest us anything before earthquake
Answered by
0
Answer:
seismograph is the ans b
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