A water wave is modeled by y=0.5sin(2π(x−0.5t))y = 0.5 \sin(2\pi(x - 0.5t))y=0.5sin(2π(x−0.5t)). What is the speed of the wave?
0.250.250.25
0.50.50.5
1.01.01.0
2.02.02.0