PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

Book Free Demo
1. Name the scale on which the destructive energy of an earthquake is measured. An earthquake measures 3 on this scale. Would it be recorded by a seismograph? Is it likely to cause much damage?
  
a. The  is used to measure an earthquake's destructive power..
  
b. earthquakes of a magnitude greater than   are generally seen to be destructive..
  
2. Suggest three measures to protect ourselves from lightning.
  
a. Avoid using cable phones or TVs while there is .
  
b.  during lightning.