Compléter Matter and flotation. Fill inVersion en ligne Matter and flotation. Fill in par Miguel Angel Preciado Lopez 1 matter forces upward Gravity sink float density insulator mineral liquid soluble a . Pure substances only consist of one type of . b . in space is almost zero . c . Talc is the softest . d . Oil is not in water . e . Paper is a good heat . f . Buoyancy is an force . g . Every substance that enters liquid experiences two opposing . h . For an object to float , its density has to be lower than the density the it is in . i . If an object has greater than the liquid it is in , it will . j . If an object is less dense that the liquid it is in , it will .