Which object has the greatest final velocity?

[jennyerickson]

Every object has the same mass and shape etc.
Object a is dropped from the side of the ramp straight down
Object b slides down an angled ramp
Object c slides down a ramp that is curved


Facts
No friction
All objects sliding
All initial velocities are equal
All Intial positions are the same height

Which object has the greatest final velocity?
Which has the smallest time interval until hitting ground level?
Which has the greatest acceleration?

 

[tiny-tim]

welcome to pf!

hi jenny! welcome to pf!

tell us what you think (with reasons), and then we'll comment

 

[0xDEADBEEF]

Look up Brachistochrone