I am sorry, I do not get it.
concave or convex or straight if a tangent to the slope slopes down there will be an acceleration down and the velocity will increase.
What are the speed and acceleration (increase/decrease or remain constant) of a ball rolling down a
a) straight hill,
b) concave hill
c) convex hill
Can someone explain why they are, not just the answers?
1 answer
3 answers