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

La symétrie - Déconstruction

S1 E10
·
2015

Jean-François present a symmetrical car with smooth contours. Do you know what one calls an object that cuts through the air easily?

Levels:
Elementary Grade 2 Grade 3 Grade 4
Subjects:
Mathematics Spatial Sense Science and technology Structures and Mechanisms
Skills:
Communication Critical Thinking
French level:
A1: Breakthrough Basic User (A1 - A2) A2: Waystage
Subscription
play_circle

E1 : Les cônes - Déconstruction

31s
This capsule allows you to discover that the cone is a right-angled triangle pivoting on an axis.
Subscription
play_circle

E2 : Terre - Déconstruction

46s
Jean-François observes the Earth while it is represented in a deconstructed way. On a map, the continents and oceans are distorted.
Subscription
play_circle

E3 : Les arches - Reconstruction

1min11s
The arches are built using trapezoidal prisms called "voussoirs". Each side of the arch should be symmetrical so that the weight of the structure is evenly distributed.
Subscription
play_circle

E4 : Les cylindres - Déconstruction

40s
The cylinder is composed of a slender rectangular face with two circular bases. The organ is not the only instrument to use cylinders. Do you know any others?
Subscription
play_circle

E5 : Les triangles - Déconstruction

31s
Is the triangle the secret behind the solidity of the pyramids? Jean-François presents a type of pyramid. Can you describe its characteristics and name it?
Subscription
play_circle

E6 : Les sphères - Déconstruction

1min19s
A sphere is a three-dimensional circle. In this capsule, Jean-François explains how to find the radius of a circle.
Subscription
play_circle

E7 : La tour Eiffel - Déconstruction

29s
The structure of the Eiffel Tower is an assembly of all kinds of triangles. Do you know why triangles are used as much in construction?
Subscription
play_circle

E8 : Les spirales - Déconstruction

40s
Jean-François states that the spirals captivate him. Have you ever seen spirals in nature or in works of art?
Subscription
play_circle

E9 : Les lentilles - Déconstruction

1min3s
Lenses do not all have the same shape but allow the trajectory of the light to be modified.
Subscription
play_circle

E10 : La symétrie - Déconstruction

40s
Jean-François present a symmetrical car with smooth contours. Do you know what one calls an object that cuts through the air easily?
Subscription
play_circle

E11 : Les arcs - Déconstruction

46s
109 / 5¿000 Résultats de traduction Résultat de traduction By superimposing arcs, a dome can be obtained. Jean-François demonstrates this using an egg.
Subscription
play_circle

E12 : Les projectiles - Déconstruction

1min31s
Come and discover the different forms that sports projectiles take.
Subscription
play_circle

E14 : Les dallages - Déconstruction

33s
In a paving, the shapes touch each other without overlapping. You can find sequences and patterns in it.
Subscription
play_circle

E15 : Les coins - Déconstruction

35s
The wedge is one of the most important tools ever invented. Jean-François presents the development of this prism.
Subscription
play_circle

E16 : Les axes de symétrie - Déconstruction

1min24s
Objects can be symmetrical in different ways. Do you know any symmetrical objects?
Levels:
Elementary Grade 2 Grade 3 Grade 4
Subjects:
Mathematics Spatial Sense Science and technology Structures and Mechanisms
Skills:
Communication Critical Thinking
French level:
A1: Breakthrough Basic User (A1 - A2) A2: Waystage