x=Time

y=height

x=distance

Time = 0.39 (slider from 0 to 1, step 0.01)
h0 = 6 (slider from 0 to 10, step 0.1)
vh = 0 (slider from 0 to 7, step 0.1)
droptime: (h0 / 16.0)^(0.5)
dropdistance: droptime * vh
h = Function(h0 - 16.0 * x^(2.0), 0.0, droptime)
H_t: (Time, h(Time))
H_d: (vh * Time, h(Time))
A2 = 0
A3: A2 + 0.1
A4: A3 + 0.1
A5: A4 + 0.1
A6: A5 + 0.1
A7: A6 + 0.1
A8: A7 + 0.1
A9: A8 + 0.1
A10: A9 + 0.1
A11: A10 + 0.1
A12: A11 + 0.1
B2: h(A2)
B3: h(A3)
B4: h(A4)
B5: h(A5)
B6: h(A6)
B7: h(A7)
B8: h(A8)
B9: h(A9)
B10: h(A10)
B11: h(A11)
B12: h(A12)
C2: A2 * vh
C3: A3 * vh
C4: A4 * vh
C5: A5 * vh
C6: A6 * vh
C7: A7 * vh
C8: A8 * vh
C9: A9 * vh
C10: A10 * vh
C11: A11 * vh
C12: A12 * vh
p = CurveCartesian(vh * t, h0 - 16.0 * t^(2.0), t, 0.0, droptime)