Answer
A. Half elementary charge
Explanation:
Answer:
Direction
Explanation:
Speed is a scalar quantity, that is, it has only magnitude
While velocity is a vector quantity, which has both direction and magnitude.
Velocity is also called speed with direction.
Hence, we need to know the direction in which the car is moving in order to know the velocity.
D) they will all hit the ground at the same time. In the context that there is no air resistance and each object is in free fall, then they will have the same acceleration rate.