How much wood would a woodchuck chuck if a woodchuck could chuck wood

Aparticle with mass 1.81×10−3 kg and a charge of 1.22×10−8 c has, at a given instant, a velocity v⃗ =(3.00×104m/s)j^. what are the magnitude and direction of the particle’s acceleration produced by a uniform magnetic field b⃗ =(1.63t)i^+(0.980t)j^?

Atomic nuclei of almost all elements consist of

Which branches of natural science include the study of an organism that lived 10 million years ago