Chain of kindness

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Across
  1. 2. | Connected rings of metal or things linked together
  2. 3. | Giving a lot and helping others
  3. 4. | A paper showing how much money you must pay
  4. 6. | Money you get back after paying or making something different
  5. 8. | The part of the body used for walking
  6. 10. | Being nice and caring to others
Down
  1. 1. | Thinking deeply about something
  2. 5. | Feelings of doubt or worry about something
  3. 7. | A paper or cloth used to clean your hands while eating
  4. 9. | An action or something you do, usually something good