Unit test
unit test review
active
atoms of two odetent elements must have different
electrical charges
numbers of neutrons
monomers
energy levels
save and ela
nera
strb

In what direction does the medium move relative to the direction of the wave? explain.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

What organization and environment is described above?