physics

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need HELP!!
which of the following exhibits parabolic motion

a. stone thrown into a lake
b. space shuttle orbiting Earth
c. leaf falling from a tree
d. train moving along a flat track

which of the following does NOT exhibits parabolic motion

a. frog jumpping from land into water
b. basketball thrown to a hoop
c. flat piece of paper released from a window
d. baseball thrown to home plate

please help me :)

  • physics -

    a, c

    Think that out, and why.

  • physics -

    space shuttle

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