2. Which are all facts about the magnetic field around a wire? * A. The field is circular around the wire
B..The field only exists while there is current going through the wire
C. The field gets stronger the farther away you get from the wire
D. The less current passed through the wire, the stronger the magnetic field
E. The field gets stronger with more current passing through it

Two models of the same compound are shown. in what way is model b better than model a? model b shows the types of elements in the compound, but model a does not. model b shows the three-dimensional shape of the molecule, but model a does not. model b shows how the atoms in the molecule are connected, but model a does not. model b shows the number of atoms of each element in the molecule, but model a does not