H Exp – Mechanics 08 – Projectiles

Aim – To find the horizontal speed of a projectile

Instructions

▪ Measure the height that the ball falls after it leaves the launcher and hits the floor
▪ Use s = ut + 1/2 at² to calculate the time of flight
▪ Reposition the horizontal rule so that you can measure the horizontal distance travelled by the ball
▪ Release the ball several times
▪ Estimate the horizontal distance travelled by the ball
▪ Knowing the time of flight, calculate the horizontal speed of the ball

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