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10 questions from this quiz
A projectile doesn't power itself
Initial velocity & gravitational force
Only gravity
g=−9.8 m⋅s−2g = -9.8 \, \text{m} \cdot \text{s}^{-2}g=−9.8m⋅s−2
ax=0a_x = 0ax=0
ux=ucosθu_x = u \cos\thetaux=ucosθ
It stays constant
vy=uy+gtv_y = u_y + gtvy=uy+gt
Vertical velocity is zero
It is symmetric
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