How heavy is 320 carats?

An "AAA" size battery weighs 58 carats. Batteries are named by the American National Standards Institute (ANSI) Committee C18 and AAA batteries were given their name because they were smaller than the "AA" and "A" size batteries which were invented first.

Per National Football League official rules, an American football must weigh between 1,934.2105263190 carats and 2,072.3684210560 carats. Because of NFL regulations, ceremonial considerations, and backup requirements, each NFL Superbowl requires the manufacture of 144 balls exclusively for the event.

According to FIFA's Law of the Game number 2, a football must weigh between 2,000 carats and 2,200 carats. An artifact on display at the Smith Art Gallery and 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.

A fully developed eye (in a person over the age of thirteen), weighs about 35 carats. The pupil of the eye varies depending on the amount of light it is exposed to, but typically measures about 4 mm across.

A regulation NBA basketball, manufactured by Spalding, is known as a Size 7 ball and weighs 3,039.47368420 carats. These balls have 4,118 pebbles each with a diameter of 2.5 mm

The America the Beautiful series quarters, which began to enter circulation in 2017, weigh 27.630 carats each. In answer to the common riddle, there are 119 ridges around the edge of the coin in its current design.

The weight of a ream (500 sheets) of 44,000 carats, 8.5 inch x 11 inch paper is 9,700 carats, each sheet weighing 24 carats. Paper of this size has a thickness of 0.004 caliper (0.1 mm).

Contrary to popular belief, 1 liter (0.0.264172052358148 gal) of water at 4° C / 39.2° F (its point of maximum density) weighs 4,873.5130 carats rather than 1 kg exactly. The total volume of water on the planet Earth is about 13,590,000,000,000,000,000 (13.59 quntillion) L (3,590,000,000,000,000,000 gallons).

A die, of the size most commonly used in board games and casinos, typically weight 20 carats. The use of dice and dice-like tools predates written history, with the oldest known examples belonging to a 5,000-year old backgammon set uncovered during an archaeological dig in modern-day Iran.

The average weight of an adult human brain is between 6,580 carats. In humans and primates, sight and vision utilize about 30 different parts of the brain which together account for about half of the brain's size.

The weight of a United States penny is 12 carats. According to a 2010 report by the United States Mint, the cost of manufacturing and distributing a penny is $0.0179 — more than its face-value.

The F&d&ration Cynologique Internationale (FCI) calls for Chihuahuas to weigh about 11,000 carats. Relative to their body sizes, Chihuahuas have the largest brain size of any dog breed.

A single ISO 216 B8-size playing card weighs 8.80 carats. Although this size is the most common home playing card, many casinos use "bridge size" cards — 2,640 sq. mm (4.036 sq. in) smaller in area.

A standard, traditional face brick weighs an average of 14,000 carats. The steeple of the Church of St. Martin in Landshut, Germany is said to be the tallest brick tower in the world at a height of 130.6 m (428.5 ft) and was constructed using an estimated 650,000 bricks.

Notwithstanding the tremendous variation in sizes and materials, a typical paperclip weighs about 6.80 carats. The country of Norway has used the paper clip as something of a national symbol since the end of World War II based on the erroneous notion that the paperclip was invented by a Norwegian, Johan Vaaler. However, the paperclip had already been in existence for at least 30 years by the time of Vaaler patented his paperclip design.