If the net force acting on a moving object is zero the object will: A. Continue in the same direction but change speed.
B. Slow down and, eventually, stop.
C. Continue at the same speed but change direction.
D. Not experience any change in speed or direction.

Atoms seldom exist as independent particles in nature a) as single particles, most atoms have low potential energy b) their electronegativity is much lower when they combine with other atoms c) atoms are more stable when they combine with other atoms d) neutral particles are rare