A projectile is launched with an initial speed of 40.0 m/s at60.0 degrees above the horizontal. It hits the ground at the sameheight it was launched from. Neglect air resistance.
a) What is the projectile's smallest speed as it moves throughair?
b) What is the projectile's smallest magnitude of accelerationas it moves through air?
c) What is the projectile's speed 1.00 second after launch?
d) What is the magnitude of the projectile's displacement 1.00second after launch?