Question
A projectile is launched straight upwards at 45 m/s. Three seconds later, its velocity is
A. 75 m/s
B. 30 m/s
C. 15 m/s
D. zero
A. 75 m/s
B. 30 m/s
C. 15 m/s
D. zero
Answers
bobpursley
v=45-g*time
Anonymous
15