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#6ème- Expériences virtuelles sur la germination des graines
Expériences virtuelles sur la germination des graines (auteur F. Pellegrin)
Voici des expériences virtuelles pour vous entrainer à bien maitriser les notions de témoin et de facteur à faire varier. Pour rappel, voici les résultats au bout de 48h des expériences faites en classe:
Témoin : germination
Sans eau : pas de germination
Sans chaleur : pas de germination
Sans lumière : germination
Conclusion : l'eau et la chaleur sont indispensables à la germination des graines mais pas la lumière
Tags : experiences, virtuelles, germination, graines, 6eme
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Commentaires
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Sciences pour tous et tous pour les sciences !
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Projet : la biodiversité dans l'assiette
2: les espèces d'êtres vivants
3: les changements de biodiversité
4: la classification des êtres vivants
5: le point commun à tous les êtres vivants
6: le développement chez les animaux
7: le développement chez les végétaux
8: les êtres vivants et les saisons
9: les besoins nutritifs des êtres vivants
10. les besoins des êtres humains
11 : la fabrication et la conservation des aliments
13: le devenir de la matière organique
5: la parenté des êtres vivants
6: le peuplement d'un milieu par les végétaux
7: l'unité du vivant (la cellule)
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