A property of matter that measures how close together the particles are inside a substance. This can determine things like if something will float or sink.
A property of matter that measures how well something can allow electricity to flow through it.
A gas that is six times more dense than air. It is heavy for a gas and a balloon filled with it sinks.
Helium
Conductivity
Characteristics or attributes.
Sulfur Hexafluoride
Anything that has weight and takes up space.
Matter
A property of matter that measures how well one thing can dissolve in another.
Solubility
A gas that has no color or smell and is less dense than air. It is often used to make party balloons float.
Properties
Density
