This content is not available from your geographic area.
Log in

Savais-tu que ... Couper ses cheveux

S2 E111
·
2017

In ancient China, the hair was sacred. People let their hair grow all their life without ever cutting them. The prisoners' hair was cut in disgrace.

Subjects:
Sciences humaines et sociales
Skills:
Citoyenneté mondiale et durabilité
French level:
A2 : Intermédiaire ou de survie B1 : Seuil
Subscription
play_circle

E90 : Savais-tu que...Notre corps d'or

30 s
Lexie explains that the human body contains gold: it absorbs this mineral from the foods eaten.
Subscription
play_circle

E91 : Savais-tu que...Les cheveux en santé

30 s
Lexie explains that human hair is one of the strongest fibers on the planet. A healthy hair is as strong as a copper wire of the same diameter
Subscription
play_circle

E92 : Savais-tu que...Les papilles gustatives

30 s
Lexie explains that the taste buds that detect the flavor of food are not all found on the tongue; they are hidden everywhere in the mouth.
Subscription
play_circle

E93 : Savais-tu que...Boire et respirer en même temps

30 s
Lexie explains that newborns are able to drink and breathe at the same time as their larynx and higher in the throat that an adult.
Subscription
play_circle

E94 : Savais-tu que...Une langue sèche

30 s
Lexie explains that when the tongue is dry, it does not taste anything.
Subscription
play_circle

E95 : Savais-tu que...La barbe pousse vite

30 s
Lexie explains that beard hair grows faster than any other hair of the human body.
Subscription
play_circle

E96 : Savais-tu que...L'empreinte de la langue

30 s
Lexie explains that, as with fingerprints, every human being has a different tongue print that makes it possible to identify him.
Subscription
play_circle

E97 : Savais-tu que...Les ongles de doigts vs ongles de pieds

30 s
Lexie explains that the nails of the hands grow faster than the nails of the feet.
Subscription
play_circle

E98 : Savais-tu que...La surface des poumons

30 s
Lexie explains that the surface of the lungs and their alveoli is as big as a tennis court.
Subscription
play_circle

E99 : Savais-tu que...Dépenser de l'énergie pendant le sommeil

30 s
Food gives energy to the body and allows it to work well, even when sleeping!
Subscription
play_circle

E100 : Savais-tu que...Éternuer les yeux ouverts

30 s
Lexie explains that it takes a lot of concentration to sneeze with open eyes.
Subscription
play_circle

E101 : Savais-tu que...Nombre de dents

30 s
Lexie explains that children have fewer teeth than adults.
Subscription
play_circle

E102 : Savais-tu que...L'énergie du coeur

30 s
Lexie explains that the heart produces electricity, which makes it beat and pump the blood into the body.
Subscription
play_circle

E103 : Savais-tu que...La plaque

30 s
Lexie explains how plaque and cavities are formed on teeth.
Subscription
play_circle

E104 : Savais-tu que...La formation de dents double à refaire

30 s
Lexie explains the formation of teeth in a child, from its development in the belly of his mother.
    Subjects:
    Sciences humaines et sociales
    Skills:
    Citoyenneté mondiale et durabilité
    French level:
    A2 : Intermédiaire ou de survie B1 : Seuil