The compass needle points in the direction of the Earth's magnetic field, or the magnetic field of a magnet. place the plotting compass near the magnet on a piece of paper mark the direction the ...

Likewise, a wire passing through a magnetic field creates an electric current within the wire. This is the basic principle that allows electric motors and generators to operate. In the Earth (see ...

Funding sources: $50K (2018-2021) from NSF Statistics Program PI: Tomoko Matsuo (CU-Boulder) Collaborators: University of California at Davis, NOAA NCEI Societal relevance: An accurate modeling of the ...