What is the best definitionof magnetic field?
a. a magnetic field is the force of attraction and repulsion by magnetic materials.
b. a magnetic field is a region of magnetic force around a magnet.
c. a magnetic field is groups of atoms that are lined up inside a magnet.

Zoo geographic regions are characterized by the presence of specific groups of animals these regions are determined by the taxonomic or phylogenetic relationships of animals. the map shows the zoogeographic regions proposed by the naturalist alfred russel wallace in 1876. the similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between the organisms in both locations ?

Nh3 +02-no + h20 is unbalanced what is the balanced equation

What are potential sources of error in marta’s experiment