Question 7 of 10 Why do the north and south poles of these magnets attract each other?
SNSN
A. They have two different magnetic fields.
B. They have opposite electrical charges.
C. The magnetic fields of the two magnets repel each other.
D. The opposite magnetic poles of the two magnets face
each other.

Hydrogen and helium are both members of?

The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b.b. at twice the distance, the magnitude of the field is 2b.c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.

Which is the most accurate name for the covalent compound p2o3?