Sciences
/ 10
Which sesamoid bone is in the knee?
2The patella
1The malleolus
Good Answer!
The patella (patella in old nomenclature), in humans, is a sesamoid bone located at the anterior part of the knee and articulated with the femur.
Wrong Answer!
The patella (patella in old nomenclature), in humans, is a sesamoid bone located at the anterior part of the knee and articulated with the femur.
Sciences
/ 10
How much bone is the human skeleton made of?
1206
2306
Good Answer!
The human skeleton is composed of 206 constant bones in adulthood (about 350 at birth).
Wrong Answer!
The human skeleton is composed of 206 constant bones in adulthood (about 350 at birth).
Sciences
/ 10
What is the nationality of the inventor of the first propeller steamer John Stevens?
1American
2British
Good Answer!
The first submarine was built by the inventor David Bushnell as early as 1776 to undermine British ships during the American War of Independence. The American John Stevens (1749-1838) built and tested in 1803-1804 the first truly functional propeller steamer.
Wrong Answer!
The first submarine was built by the inventor David Bushnell as early as 1776 to undermine British ships during the American War of Independence. The American John Stevens (1749-1838) built and tested in 1803-1804 the first truly functional propeller steamer.
Sciences
/ 10
Which mathematician and astronomer improved the mechanism of the pendulum clock in 1656?
2Christian Huygens
1Galilée
Good Answer!
Christian Huygens is a Dutch mathematician, astronomer and physicist. He built the first pendulum clock, which improved the accuracy of existing clocks from 15 minutes to 15 seconds per day (1656). Huygens is generally credited for his fundamental role in the development of modern computing.
Wrong Answer!
Christian Huygens is a Dutch mathematician, astronomer and physicist. He built the first pendulum clock, which improved the accuracy of existing clocks from 15 minutes to 15 seconds per day (1656). Huygens is generally credited for his fundamental role in the development of modern computing.
Sciences
/ 10
Against which infectious disease is the Calmette and Guérin bivalent vaccine used?
2Tuberculosis
1Malaria
Good Answer!
Calmette and Guérin's bivalent vaccine, most often referred to as the BCG vaccine, is a vaccine against tuberculosis.
Wrong Answer!
Calmette and Guérin's bivalent vaccine, most often referred to as the BCG vaccine, is a vaccine against tuberculosis.
Sciences
/ 10
What is the brand of the car sent into space on the maiden flight of the Falcon Heavy rocket?
2Tesla
1Ferrari
Good Answer!
The Tesla Roadster is an automobile that was used as an empty load during the maiden flight of the Falcon Heavy rocket. In February 2018, it is launched into space.
Wrong Answer!
The Tesla Roadster is an automobile that was used as an empty load during the maiden flight of the Falcon Heavy rocket. In February 2018, it is launched into space.
Sciences
/ 10
What planet makes one revolution around the sun in 248 years?
1Pluto
2Saturn
Good Answer!
Pluto's orbital period is currently about 248 years. Its orbital characteristics are substantially different from those of the planets, which follow nearly circular orbits around the Sun close to a flat reference plane called the ecliptic.
Wrong Answer!
Pluto's orbital period is currently about 248 years. Its orbital characteristics are substantially different from those of the planets, which follow nearly circular orbits around the Sun close to a flat reference plane called the ecliptic.
Sciences
/ 10
In the old nomenclature what is the name corresponding to the ulna?
2Cubitus
1Radius
Good Answer!
The ulna in old nomenclature, is one of the two bones of the forearm with the radius.
Wrong Answer!
The ulna in old nomenclature, is one of the two bones of the forearm with the radius.
Sciences
/ 10
Which French military engineer built the first motor vehicle ?
2Nicolas Joseph Cugnot
1Charles Jeantaud
Good Answer!
Nicolas Joseph Cugnot is a French military engineer, known to have designed and built, between 1769 and 1771, the first motor vehicle ever built. It is an artillery gun carriage, powered by a two-cylinder steam engine, preserved in perfect condition in the Musée des Arts et Métiers in Paris.
Wrong Answer!
Nicolas Joseph Cugnot is a French military engineer, known to have designed and built, between 1769 and 1771, the first motor vehicle ever built. It is an artillery gun carriage, powered by a two-cylinder steam engine, preserved in perfect condition in the Musée des Arts et Métiers in Paris.
Sciences
/ 10
Which aerostat was invented by the Montgolfier brothers in 1782?
2A hot-air balloon
1An Airship
Good Answer!
A hot-air balloon is an aerostat composed of a gondola surmounted by a light envelope and whose sustentation is ensured by the force of Archimedes' thrust. The maintenance of the air temperature requires the carrying of a fuel and a burner. It is generally accepted that the hot-air balloon was invented by the Montgolfier brothers in 1782.
Wrong Answer!
A hot-air balloon is an aerostat composed of a gondola surmounted by a light envelope and whose sustentation is ensured by the force of Archimedes' thrust. The maintenance of the air temperature requires the carrying of a fuel and a burner. It is generally accepted that the hot-air balloon was invented by the Montgolfier brothers in 1782.
