A projectile is fired straight upward at

Question

167 m/s. How fast is it moving at the instant it reaches the top of its trajectory? Answer in units of m/s

How fast is it moving at the instant it reaches the top of its trajectory if the projectile is fired upward at 13◦ from the horizontal? Answer in units of m/s

Answer 1

1. Zero.

2. Zero.

After the initial velocity, the object
slows down and continues to slow down
until it reaches its' max. ht. where the
velocity is zero. This is true at any
launching angle.