Distance is a scalar quantity that refers to "how much ground an object has covered" during its motion.
<span>Displacement is a vector quantity that refers to "how far out of place an object is"; it is the object's overall change in position.
Hope this helps!</span>
The ridge of a birds breastbone is called a keel
It will increase (A).
When the distance between two masses becomes lower, the gravitational pull by them on each other will increase.
The answer is C, hope this helps
