Answer:
No, you need both mass and volume to determine its desity to see if it can float.
Explanation:
Density is the only thing affecting whether something floats or sinks. 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.
D. POPS.
Your answer is D because pesticides have aldrin, chlordane, .... which are all POPS.
The levels of an environment to be organized are populations,species,community,and the ecosystem
