matter - Anything that has mass and takes up space , substance - a specific kind of matter , physical property - A characteristic of matter that can be observed, measured, or tested , volume - The amount of space an object takes up , relative density  - Whether matter floats or sinks in water ,

5th vocab 2.1

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟