A projective is launched with speed
v_(0)
at an angle
\theta _(0)
above the horizen, Its motion is described in terms of position, velocity, and accelerations
x_(i)y_(i)v_(j)v_(j)v_(j)a_(j)r_(j)
respectivel
?
(a) Which of those quantities are constant during the motion? (Select all that apply.)
x
y
v_(x)
v_(y)
_(3)
^(e)y
(b) Which are equal to zero throughout the motion? Ignore any effects of air resistance. (Select all that apply.)
\times
y
v_(x)
v
_(x)
er