D.) the original components retain their individual properties
An investigator can collect hairs they observe visually (with tweezers or by hand), and they can also use clear tape to lift non-visible hair from a variety of surfaces, such as clothing. Other methods of hair sample collection include combing and clipping methods.
Answer:
True, in as far as greater magnitude = greater power.
The negative side of another magnet
= 0.001 
. Therefore 200 
. Hope this helps.