Calculate the magnitude and direction of the electric field at point P with the charges shown below:

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f