My best guess would be:
"A force equal in magnitude but opposite in direction"
However I assume that this question is multiple choice, by the way it is introduced. Therefore it would be helpful if these options were also displayed - hence take this as my best guess only.
When all parts of a circuit are composed of conducting materials,
then it's possible for current to flow in the circuit, and we say that
the circuit is "closed".
Answer:
B
Explanation:
It is not just one of these answers, in fact they all make sense. But the one I learned in school was that when the continents were still one super continent- Pangea, animals fossilized wear the borders of modern day continents were. This later on scientists found half of an animal fossil on the edge of one continent and the other half on the edge of a different continent.
hope this helps
~Lalagrl