It's about one-and-four-fifths times as tall as a Golf Tee.
In other words, the height of a Golf Tee is 0.560 times 9.90 centimeters.The most common golf tee size and the length preferred for iron and most wood clubs is 5.4 cm tall. The tee did not come into common use until it was promoted by professional golfers Walter Hagen and Joe Kirkwood, as part of a marketing effort by the patent-holder of the well-known, "Reddy Tee."
It's about one-fourth as tall as a Bowling Pin.
In other words, 9.90 centimeters is 0.260 times the height of a Bowling Pin, and the height of a Bowling Pin is 3.850 times that amount.(USBC specifications; tenpin)
According to the United States Bowling Congress specifications, a tenpin bowling pin should be within 0.079375 cm of 38.1 cm in height. The USBC further mandates that certified pins be made of sugar maple wood, unless otherwise approved by the organization.
It's about one-tenth as long as a Woman's Footstep.
In other words, 9.90 centimeters is 0.150 times the length of a Woman's Footstep, and the length of a Woman's Footstep is 6.70 times that amount.(for healthy, middle-aged woman of average height; single step length)
According to studies by The University of Oklahoma's Health Sciences Center, the average length of a woman's step is 66 centimeters, for an average stride (two-step's length) of 130 centimeters. The average person walks at a speed of about 1.3 m/s
It's about seven times as long as an Aspirin.
In other words, 9.90 centimeters is 7.10 times the length of an Aspirin, and the length of an Aspirin is 0.140 times that amount.(for up & up aspirin, 325mg, regular strength tablets) (a.k.a. acetylsalicylic acid, a.k.a. ASA)
A single aspirin tablet measures 1.40 centimeters in diameter. One of the most common medicines in the world and a foundation of worldwide health systems, an estimated 40,000 metric tons of aspirin are consumed each year.
It's about one-tenth as long as a Man's Footstep.
In other words, 9.90 centimeters is 0.130 times the length of a Man's Footstep, and the length of a Man's Footstep is 7.70 times that amount.(for healthy, middle-aged man of average height; single step length)
According to studies by The University of Oklahoma's Health Sciences Center, the average length of a man's step is 79 centimeters, for an average stride (two-step's length) of 160 centimeters. The average person walks at a speed of about 1.3 m/s
It's about one-tenth as tall as Verne Troyer.
In other words, 9.90 centimeters is 0.120 times the height of Verne Troyer, and the height of Verne Troyer is 8.30 times that amount.(1969-2018) (actor)
Verne Troyer, most famous for his role as Mini-Me in the Austin Powers series, was an LP with a height of 81 centimeters. Troyer's first role was as a stunt double for a baby in the 1994 film Baby's Day Out.
It's about one-tenth as tall as General Tom Thumb.
In other words, 9.90 centimeters is 0.110 times the height of General Tom Thumb, and the height of General Tom Thumb is 9.10 times that amount.(a.k.a. Charles Sherwood Stratton) (1838-1883) (circus performer; height at death)
General Tom Thumb was an LP with a height (at his death) of 91 centimeters. Thumb stopped growing at 64 centimeters when he was five years old, but resumed growth in his teens which continued through the remainder of his life.