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How heavy is 50 kilograms?

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It's about one-seventy-fifth as heavy as a Hippopotamus
In other words, the weight of a Hippopotamus is 75.20 times 50 kilograms.
(Hippopotamus amphibius) (adult, male)
The average weight of an adult male hippopotamus ranges from 3,000 to 4,500 kg. 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).
It's about 80 times as heavy as a Basketball
In other words, 50 kilograms is 80.168095340 times the weight of a Basketball, and the weight of a Basketball is 0.012473790175 times that amount.
(NBA official ball standards, Size 7)
A regulation NBA basketball, manufactured by Spalding, is known as a Size 7 ball and weighs 0.623689508750 kilograms. These balls have 4,118 pebbles each with a diameter of 2.5 mm
It's about 100 times as heavy as a Football (Soccer)
In other words, 50 kilograms is 120 times the weight of a Football (Soccer), and the weight of a Football (Soccer) is 0.0083 times that amount.
(a.k.a. Soccer, a.k.a. Association Football) (FIFA Law 2 specification)
According to FIFA's Law of the Game number 2, a football must weigh between 0.410 kilograms and 0.450 kilograms. An artifact on display at the Smith Art Gallery in Museum in Stirling, Scotland is said to be the world's oldest football and is about one-third to one-half the size of a modern football.
It's about one-one-hundredth as heavy as an Elephant
In other words, 50 kilograms is 0.0083 times the weight of an Elephant, and the weight of an Elephant is 120 times that amount.
(for African bush elephant, Loxodonta africana) (Adult, bull)
A bull African bush elephant weighs about 6,100 kg. Among African elephants, both males and females have tusks (whereas female Asian elephants, Elephas maximus, do not have tusks) which can grow to 3 m (10 ft) and typically weigh about 4,000 kg
It's about 100 times as heavy as a Football (American)
In other words, 50 kilograms is 121.63435155030 times the weight of a Football (American), and the weight of a Football (American) is 0.008221361706249 times that amount.
(a.k.a. "pigskin") (NFL standard)
Per National Football League official rules, an American football must weigh between 0.396893323750 kilograms and 0.4252428468750 kilograms. Because of NFL regulations, ceremonial considerations, and backup requirements, each NFL Superbowl requires the manufacture of 144 balls exclusively for the event.
It's about one-one-hundred-fiftieth as heavy as a Tyrannosaurus rex
In other words, the weight of a Tyrannosaurus rex is 130 times 50 kilograms.
(for FMNH PR2081, a.k.a. "Sue") (a.k.a. Tyrannosaurus, a.k.a. T-Rex) (estimated live weight)
The notable Tyrannosaurus specimen housed at the Field Museum of Natural History in Chicago, Illinois, "Sue," is estimated to have weighed about 6,400 kilograms while alive. A renowned predator in popular culture, the teeth of tyrannosaurus rex were up to 33.02 cm (13 in) long.
It's about 150 times as heavy as a Can of Soup
In other words, the weight of a Can of Soup is 0.0071 times 50 kilograms.
(for Campbell''s Condensed Tomato Soup, 317.9 ml)
A can of Campbell''s Tomato Soup weighs 0.350 kilograms. Cans have been used to store soup and other foods since their invention in 1913, but a dedicated can opener was not developed until cans began to use thinner materials — prior to that time, cans were usually opened using various blunt instruments and tools.