What is radiation in simple words?

Related questions

1. What are the 3 types of radiation?
2. Which decay is the strongest?
3. How does the X ray work?
4. What can X rays detect?
5. Does an xray show arthritis?
6. How do doctors test for infection?
7. Can an xray show inflammation?
8. How many xrays are safe in a day?
9. What does osteomyelitis pain feel like?
10. Can an xray detect cancer?

Tags

1. #electromagnetic
2. #through
3. #neutron
4. #radio
5. #radiation
6. #particles
7. #waves
8. #energy
9. #physics
10. #medium
11. #visible
12. #light
13. #particle
14. #material
15. #space
16. #transmission
17. #includes
18. #emission