J. j. thomson s experiments provided evidence that an atom
a. is the smallest particle of matter.
b. contains negatively charged particles.
c. has a negative charge.
d. has a positive charge

What happens to atoms and chemical bonds during a reaction?

How do we measure or think of speed in the united states?

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.