230 THE HORSE IN SERVICE 



REVIEW 



1. When, where, by whom and for what purpose were horses first 



used? 



2. What is the master's obligation to his horse? 



3. What is a horse's average capacity in foot tons per day, draft, and 



weight carrying? 



4. What factors determine the severity of a horse's labor? 



5. Upon what does the draft of a load depend ? 



6. Describe the proper fit of collar and adjustment of traces and hames. 



7. How should horse power be used for greatest efficiency? 



8. When is a horse in condition and how is it indicated? 



9. Of what does conditioning a horse consist? and what personal 



qualifications are involved? 

 10. What may be the consequences of working horses when not in con- 

 dition? 



