Question
Distinguish between Primary waves and Secondary waves.
| S.No. | Primary waves | Secondary waves |
| (i) | These waves are the fastest of all the Earthquake waves and the first to reach the epicentre. | Secondary waves travel less faster than the primary waves. |
| (ii) | These waves pass through solids, liquids and gases. | These waves travel only through solids. |
| (iii) | The average velocity of these waves is -5.3 k.m/sec to 10.6 k.m/second. | The average velocity of these waves is 1 k.m/sec to 8 k.m/second. |
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Place of work | Nature of employment | Percentage of working people |
| In offices and factories registered with the government. | Organized | 15 |
| Own shops, office, clinics in marketplaces with a formal license. | 20 | |
| People working on the street, construction workers, domestic workers. | 25 | |
| Working in small workshops usually not registered with the government. |