Question

Explain the following type of motion with one example of each :
Acceleration is positive
Acceleration is negative
Acceleration is zero

Answer 1

Answer:

1 acceleration positive

freely falling object into ground

2.acceleration is negative

an object throws into top

Explanation:

1. the direction of g is downwards and the motion of the object is downward  so it's taken as positive

2.the direction of g(acceleration due to gravity) is downward but the motion of object is upward so it taken as negative.