Gravitation - Online Test

Total Number of Questions in this Test: 10
Total Number of Questions Answered: 0
Total Number of Questions Skipped: 0


Time left:
 
Question : 1

A space ship entering the earth''s atmosphere is likely to catch fire, this is due to

Options :
  •  the viscosity of air
  •  the surface tension of air
  •  both
  •  none of the above