Two point charges are arranged as shown. The left charge is +1 C and the right charge is –1 C. Which direction would a positive charge (+) move if it was placed on the right of the right charge?

the answer would be c

laticia draws the diagram below to show earth’s magnetic field.

answer

the arrows to the right of earth should point up.

answerdmitry mendeleyev made a workable classification of the elements

the answer is the first electromagnet (a). this is because it has more coils around the ferromagnetic material. increasing the number of coils increases the surface area in which the metal interacts with the current in the coil. this enables more atoms in the metal to become aligned hence becoming more magnetized.