How fast is 7,800,000 feet per hour?
It's about one-one-hundred-fiftieth as fast as a bolt of Lightning
The speed of a bolt of Lightning is about 1,200,000,000 feet per hour.
(atmospheric electrical discharge)
A bolt of lightning can travel at up to 1,100,000,000 feet per hour when arcing from the atmosphere to the Earth. An estimated 280 million lightning strikes strikes occur each year.
It's about 250 times as fast as a Crocodile
The speed of a Crocodile is about 32,000 feet per hour.
(American Crocodile, Crocodylus acutus) (swimming speed)
An American crocodile can reach speeds in the water of up to 33,000 feet per hour. On land, larger crocodiles can "gallop" when fleeing danger at speeds of up to 66,000 feet per hour.
It's about 350 times as fast as Michael Phelps
The speed of Michael Phelps is about 22,943 feet per hour.
(at the Beijing Olympics, 2008; 200 m freestyle) (a.k.a. Michael Fred Phelps) (swimmer; 1985-)
Setting a world record, Michael Phelps swam the 200 m freestyle in 1:42.96 for an average speed of 22,943 feet per hour. Phelps would go on to win nine gold medals individually in the 2008 Olympics - more than all but eight of the competing nations.
It's about 500 times as fast as Walking Pedestrians (in Manhattan)
The speed of Walking Pedestrians (in Manhattan) is about 15,000 feet per hour.
(Manhattan; average speed; 8,978 person-sample)
A 2006 Study by the New York City Department of City Planning found that pedestrians in that city walk at an average rate of 15,000 feet per hour. Pedestrians wearing headphones, the study went on to find, walk at a slightly faster 17,000 feet per hour
It's about 1,000 times as fast as an Iceberg
The speed of an Iceberg is about 6,000 feet per hour.
(a.k.a. Berg) (Newfoundland iceberg average)
Moved by ocean currents and wind, icebergs can drift at speeds of about 6,000 feet per hour. The largest iceberg ever recorded was a found near Baffin Island, Nunavut and was estimated to be nine billion metric tons.
It's about 10,000 times as fast as a Sloth
The speed of a Sloth is about 790 feet per hour.
(for Brown-throated three-toed sloth, Bradypus variegatus)
The three-toed sloth moves along the ground at an average speed of 790 feet per hour. Long thought to be lengthy sleepers, a 2008 study concluded that sloths sleep an average of only 9.6 hours per day.
It's about one-four-hundred-fifty-thousandth as fast as The Speed of Light
The speed of The Speed of Light is about 3,540,855,803,149.60 feet per hour.
(C) (in a vacuum)
The speed of light (and all other electromagnetic radiation) in a perfect vacuum is known as "c" and measures 3,540,855,803,149.60 feet per hour, per the formal definition of the meter. While visible light travels close to this speed in air, it slows to 2,360,570,535,472.40 feet per hour when passing through the glass of a typical window.
It's about 15,000,000,000 times as fast as Grass growing
The speed of Grass growing is about 0.00047 feet per hour.
(for Kentucky Bluegrass, Poa pratensis) (a.k.a. Smooth Meadow grass, a.k.a. Common Meadow grass) (Summer months, ideal growing conditions)
Kentucky Bluegrass, one of the most common grasses in North America, grows about 0.0005 feet per hour in the summer months under ideal conditions. When left un-mowed, Kentucky Bluegrass grows to heights of 60 to 90 cm (2 to 3 ft) and blossoms with a blue flower.