1
Mass
The amount of matter in an object (grams, kg).
2
Volume
The space an object takes up (mL, cm³).
3
Density
How packed matter is (sink or float).
4
Magnetism
Whether an object is attracted to a magnet.
5
Solubility
The ability of a substance to dissolve in water.
6
Conductivity
Whether a material allows heat or electricity to pass through.