Копие на Sin curve

Drag the point A, Y-coordinata of point B give the value of sine function.
What is a Range of sine function? (2) What is the Period of the sin function? (3) What is the Amplitude of the sin function? (4) Fill up the blank (1 )Sin0 = ----- (2) Sin π/2 =----- (3) Sin 3 π/2 =----- (4) Sin π = ----- 5) Sin 2π = ----- (6) Sin(- π/2) = ---- (7) Sin(-3 π/2) = ----- (8) Sin(- π) =----- (9) Sin(-2 π) = ---