How heavy is 20 pounds?
It's about one-fifty-fifth as heavy as a Grizzly Bear
The weight of a Grizzly Bear is about 1,150 pounds.
(a.k.a. brown bear, a.k.a. silver bear, Ursus arctos horribilis) (Adult, male, coastal area population average)
An adult, male grizzly bear from a coastal area (where food is plentiful) can weigh up to 1,150 pounds. In spite of their tremendous size, grizzly bears can run at speeds of up to 55 kph (34 mph).
It's about 60 times as heavy as a Baseball
The weight of a Baseball is about 0.32031250 pounds.
(MLB rules)
Per Major League Baseball rules, a baseball must weigh between 0.31250 pounds and 0.3281250 pounds. A major league pitcher can throw a baseball at up to 150 kph (91 mph) (with a fastball pitch), with record-setting pitches as fast as 171 kph (106 mph).
It's about 65 times as heavy as a Battery (D)
The weight of a Battery (D) is about 0.2980 pounds.
(Alkaline)
A "D" size battery weighs 0.2980 pounds. The D size battery is the oldest of the modern battery sizes, first invented by the National Carbon Company in 1898.
It's about one-seventy-fifth as heavy as a Cow
The weight of a Cow is about 1,500 pounds.
(for Holstein, a.k.a. Holstein Friesian, a.k.a. Friesian, Bos primigenius) (adult, heifer)
A mature Holstein cow (the well-known black-and-white, spotted breed of cow) typically weighs 1,500 pounds. President William Howard Taft (1909 - 1913) kept a Holstein cow named Pauline Wayne on the White House grounds — a gift from a Wisconsin senator and the source of the First Family's milk.
It's about 95 times as heavy as a Deck of Cards
The weight of a Deck of Cards is about 0.210 pounds.
(ISO 216 B8 size, a.k.a. "poker size" 63 x 88 mm, 52-card deck)
A deck of 52 ISO 216 B8-size playing cards weighs 0.210 pounds. Utilizing nearly 3,700 decks, the record-holding largest card tower was built in early 2010, stood over 3.5 m (11 ft), and weighed over 500 pounds.
It's about 150 times as heavy as a Battery (C)
The weight of a Battery (C) is about 0.140 pounds.
(Alkaline)
A "C" size battery weighs 0.140 pounds. C batteries are typically used in medium-drain devices such as musical instruments.
It's about 150 times as heavy as a Tennis Ball
The weight of a Tennis Ball is about 0.1270 pounds.
(ITF Standard; for Type 2 ball)
Per International Tennis Federation standard, regulation tennis balls must weigh about 0.1270 pounds. Competition balls are also tested for bounce height, with the standards requiring that a ball dropped from 254 cm must bounce back to a height of 135 cm to 147 cm.
It's about one-two-hundredth as heavy as a Car
The weight of a Car is about 3,642 pounds.
(for 2009 Ford Taurus) (curb weight)
A 2009 Ford Taurus weighs 3,642 pounds. The first mass-produced car, the Curved Dash Oldsmobile — introduced in 1901 — weighed just 851 pounds.
It's about 200 times as heavy as a Golf Ball
The weight of a Golf Ball is about 0.10130 pounds.
(per R&A USGA Rules of Golf; maximum rule weight)
According to the Rules of Golf (as approved by the United States Golf Association and the Rules Committee of the Royal and Ancient Golf Club of Saint Andrews), golf balls must weigh no more than 0.10130 pounds. Golf balls are not required to have the familiar dimpled pattern, but the design has been popular since its invention in 1905 because it reduces drag while increasing lift.
It's about one-two-hundredth as heavy as a Giraffe
The weight of a Giraffe is about 4,250 pounds.
(Giraffa camelopardalis reticulata) (adult, male, maximum of range)
An adult, male giraffe can weigh up to 4,250 pounds. Reaching 5.5 m (18 ft) in height by adulthood, giraffe calves can grow as much as 3 cm (1 in) per day.
It's about one-two-hundred-fiftieth as heavy as a Rhinoceros
The weight of a Rhinoceros is about 4,600 pounds.
(for Black rhinoceros, Diceros bicornis) (Adult, male)
An adult black rhinoceros weighs between 4,600 pounds. Rhinoceros are extremely aggressive — nearly one of every two males will die as a result of fighting with other rhinoceros.
It's about 250 times as heavy as a Light Bulb
The weight of a Light Bulb is about 0.075 pounds.
(a.k.a. lamp) (for A19-size, 60w, incandescent bulb by Bulbrite; package weight)
A standard, sixty-watt light bulb weighs about 0.075 pounds. The tightly-coiled filament inside a bulb of this size would measure about 579mm if uncoiled and stretched out.
It's about one-three-hundredth as heavy as The Tongue of a Blue Whale
The weight of The Tongue of a Blue Whale is about 6,000 pounds.
(Balaenoptera musculus) (adult)
The tongue of a Blue Whale can weigh up to 6,000 pounds. Despite their tremendous size, blue whales feed almost exclusively on tiny crustaceans called krill and cannot swallow anything much larger than a beach ball.
It's about 400 times as heavy as a Battery (AA)
The weight of a Battery (AA) is about 0.053 pounds.
(Alkaline)
An "AA" size battery weighs 0.053 pounds. AA batteries came into common use during World War II and were given their name by the American National Standards Institute (ANSI) Committee C18 because they were smaller than the "A" size batteries which were invented first.
It's about one-four-hundredth as heavy as a Hippopotamus
The weight of a Hippopotamus is about 8,400 pounds.
(Hippopotamus amphibius) (adult, male)
The average weight of an adult male hippopotamus ranges from 8,300 pounds. Appearances to the contrary, adult hippos cannot swim or float in water; they actually move by leaping and walking across lake bottoms at about 8 kph (5 mph).