Sujet

School math equation

Légende

School math equation

Date

27 juin 2018

Crédit

Photo12/imageBROKER

Notre référence

BRK23G25_152

Licence

Droits gérés

Format disponible

60,2Mo (1,2Mo) / 47,5cm x 31,7cm / 5616 x 3744 (300dpi)

Mots clés

analysis astronomical astronomy blackboard chalk child class deserted distance energy source experiment experiment facility formula function geometry gravitation handwriting handwritten knowledge learn lesson mathematics natural science natural scientific nuclear energy outer space person physics property schoolchild science scientific solution symbolic task technical technology technology test test