Air and Water Resistance – MCQs

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1. Air resistance is also known as:



2. Water resistance is a type of:



3. The direction of air resistance is always:



4. Which factor increases air resistance on a moving object?



5. Water resistance is greater than air resistance because:



6. Which sport depends heavily on minimizing water resistance?



7. Streamlining reduces:



8. Which shape experiences least air resistance?



9. A parachute works effectively because of:



10. The drag force depends directly on:



11. Swimmers wear tight suits mainly to:



12. Air resistance becomes noticeable when:



13. Water resistance acts in which direction relative to swimmer’s motion?



14. In biomechanics, drag is classified as:



15. A streamlined fish reduces water resistance by:



16. Cyclists wear aerodynamic helmets to:



17. Air resistance has the greatest impact on objects that are:



18. The fluid friction force is proportional to:



19. In running, loose clothing:



20. Which property of water increases water resistance?



21. The drag force on a moving swimmer increases with:



22. Which law explains resistance to motion in fluids?



23. Skydivers spread their arms and legs to:



24. The resistance experienced by submarines is:



25. At terminal velocity, air resistance is equal to:



26. Why do sprinters wear tight clothing?



27. Which factor does NOT affect water resistance?



28. In swimming, drag is reduced by:



29. Which type of friction is responsible for slowing down airplanes?



30. The SI unit of drag force is:



31. Divers keep their bodies straight when entering water to:



32. Which fluid causes more resistance?



33. Athletes use wax or oil on surfboards to:



34. Which factor increases drag force in air?



35. Which natural phenomenon balances air resistance with gravity?



36. Water resistance is lowest in which swimming stroke?



37. The density of fluid affects:



38. Parachutes increase:



39. What effect does shaving body hair have for swimmers?



40. Birds have streamlined bodies mainly to:



41. Fluid friction is more significant at:



42. Water resistance in rowing is overcome by:



43. In biomechanics, resistance forces are important for:



44. Tight-fitting cycling suits are designed to:



45. Which aquatic animal shows adaptation to reduce drag?



46. The resistance of a fluid to motion is called:



47. Which is greater: drag in air or drag in water?



48. Which factor increases air resistance on runners?



49. The fluid resistance is directly related to:



50. In biomechanics, overcoming air and water resistance is crucial for:



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