Food Molding - is something rotten that people don’t eat, Cutting your finger - you might do by accident but it hurts, copper rusting - related to copper going bad, Painting - something artsy and you would do for fun, physical and chemical - What this activity is about, ice cream melting - something creamy and delicious but melts in the sun or heat,

Physical and chemical changes

بواسطة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟