I believe that would be oil and vinegar.
Physical properties of metal include shiny, ductile, opaque, malleable and good conduction of heat and electricity
<span>The answer to your question is the 3rd option </span>
If an object has a higher density than the fluid it is in (fluid can mean liquid or gas), it will sink. If it has a lower density, it will float. Density is determined by an object's mass and volume. If two objects take up the same volume, but have one has more mass, then it also has a higher density.
