Material - It refers to large-scale structures composed of matter with specific features, Matter - It refers to anything with mass made up of atoms and molecules, that takes up space, Element - It is the basic substance that consists of only one type of atom, Molecule - Two or more atoms of the same elements combined together, Substance - It is any matter of definite chemical composition, Atom - It is the simplest substance and cannot be broken down any further without changing its nature,

MATERIALS

بواسطة
طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

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