Answer:
The rule of magnetism illustrated is the field lines are more concentrated at the poles and also about the direction of magnetic field.
Explanation:
- Every magnet has two pole, north pole and south pole. The like poles repel each other and unlike poles attract each other.
- The direction of magnetic field is from north to south that can be seen by the iron filling experiment.
- When the iron fillings are kept near the bar magnet, we observe that most of the fillings are attached to either poles.
- It is due to the fact that the concentration of magnetic field is highest at the poles.
Answer:
D
Explanation:
because cell are not pre existing
<span>Sink
A sink is an area where sugars are used or stored; typically, these are the roots and fruits of a plant.</span>
To maintain pressure within plant cells and keep structure while growth ensues. Good luck, milady. *Tips his fedora*