Question

What is the motion of a ball moving vertically upward

Answer 1

Answer:

Linear motin as it going straight verticaly upwards

Answer 2

Explanation:

During ascent ball is going upward therefore its position is positive. Now , though the velocity is decreasing but its direction is upward i.e. positive. Ball is moving under the effect of gravitational acceleration , which is always acting vertically downwards so it is negative.