SortStack #2927 — 2034-06-14

By speed · Order from slowest to fastest.

1. A person jogging 10.8 km/h

   Humans are among the best endurance runners on Earth, able to outlast horses over very long distances in heat.

2. An electric scooter 25 km/h

   Shared e-scooters exploded across cities in just a few years, becoming a common sight on sidewalks worldwide.

3. A powerful soccer free kick 132 km/h

   A well-struck free kick can swerve in mid-air as spin and airflow bend its path around a defensive wall.

4. A downhill speed skier 255 km/h

   Speed skiers tuck into an egg shape and wear airfoil helmets, accelerating faster than a free-falling skydiver.

5. A fired shotgun slug 1.9K km/h

   A shotgun slug is a single heavy projectile that turns a scattergun into a short-range, hard-hitting rifle.

6. NASA's X-43 scramjet 11.9K km/h

   The X-43 set an air-breathing speed record by burning fuel in a stream of air rushing through it many times faster than sound.

← All puzzles · Play today’s SortStack