density is the mass per unit volume. This means that the density of any solid, liquid or gas can be found by dividing it's mass in kilograms by it's volume in cubic metres. The equation for this is density = mass divided by volume.
if your still struggling bbc bitesize has some goof information
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Mass (or weight) per unit volume.
den·si·tyˈdensədē/nounthe degree of compactness of a substance. "a reduction in bone density"synonyms:solidity, solidness, denseness, thickness, substance, mass;
Density is the mass per unit volume of any substance.
None movement.
That is just a loose term, similar to 'branch' or 'region' indicating a division in science.
The word mass in science means the density of an object.
Mass (or weight) per unit volume.
Density means that all the molecules or materials are closer together
den·si·tyˈdensədē/nounthe degree of compactness of a substance. "a reduction in bone density"synonyms:solidity, solidness, denseness, thickness, substance, mass;
what the term exercise mean
Shrinking .…
Farts
Density is the mass per unit volume of any substance.
behaviour in science means how a thing acts i.e. colour change, density icreases
Electoral is a political term and has no special meaning in science.
The inside of something.
it means the products