When you drop a ball, it is dropped DOWNWARDS so the number is represented by a negative number. If you toss the ball up it will be a positive number.
To answer your question:
When an object is dropped downwards there will be a negative number since the object is falling downwards.
Fish,hawk,sparrow and heron
The answer is B) limiting, would you like an explanation? <span />
A polar molecule has a positive and negative end because of electronegativity.
Answer:
I think it's b but good luck and nice profile pic :D