Can bullets actually SPEED UP?

Published on April 15, 2025
Duration: 8:59

This video demonstrates a scientific approach to testing whether bullets speed up after leaving the muzzle, using two chronographs placed at different distances. The experiment reveals that bullets consistently slow down due to atmospheric resistance and gravity, debunking the common misconception that they might accelerate. The instructor emphasizes the importance of understanding ballistic principles for accurate steel target rating and overall preparedness.

Quick Summary

Bullets do not speed up after leaving the barrel. They immediately begin to slow down due to wind resistance and gravity. Scientific tests show a consistent decrease in velocity from the muzzle to further distances.

Chapters

  1. 00:00Introduction & Chronograph Failure
  2. 00:42Testing Methodology Explained
  3. 01:40300 Win Mag Ballistics Test
  4. 03:20223 Rem Ballistics Test
  5. 04:48Analysis: Do Bullets Speed Up?
  6. 06:08Why Ballistics Matter for Steel Targets
  7. 07:34Upcoming Content & Conclusion

Frequently Asked Questions

Do bullets actually speed up after leaving the barrel?

No, bullets do not speed up after leaving the barrel. Scientific testing consistently shows that projectiles begin to slow down immediately due to atmospheric resistance and gravity, which act upon them as soon as they exit the muzzle.

What factors cause a bullet to slow down after firing?

The primary factors causing a bullet to slow down after leaving the muzzle are wind resistance (air drag) and gravity. These forces work against the bullet's momentum from the moment it enters the atmosphere.

How much do bullets typically slow down?

The amount a bullet slows down varies by caliber, bullet type, and environmental conditions. For example, a 300 Win Mag test showed a 104 ft/s decrease over 50 yards, while a 223 Rem showed a 149 ft/s decrease over the same distance.

Why is understanding bullet velocity important for steel targets?

Understanding bullet velocity is crucial for rating steel targets. Manufacturers use muzzle velocity data to establish safe engagement distances, ensuring the steel can withstand the impact energy without damage or ricochet.

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