Across
- 1. The place on the earth's crust where the earthquake is felt
- 4. An instrument which is used to measure an earthquake
- 5. The magnitude of earthquake is measured by ________ scale
- 7. Another name for weak or fault zones
- 10. The positively charged particle inside the nucleus of an atom
- 11. The charge acquired by a glass rod when rubbed with a silk cloth
- 13. The accumulation of charges in the clouds.
- 15. The negatively charged particle of the atom
- 16. A device which is used to test whether an object is charged or not
Down
- 2. Uppermost layer of the earth
- 3. Motion of charges
- 4. Charges at rest are called _________ charges
- 6. The place inside the earth's crust where the earthquake is generated
- 8. The process of transfer of charges from a charged object to the earth
- 9. Earthquake deep inside the ocean can cause this
- 12. Each fragment of the outermost layer of the earth
- 14. The neutral particle within the nucleus of an atom