1) What is the wavelength of the longitudinal wave? 2) If the wave speed is 2.0 cm/s, what is the frequency of the wave?
Show your calculations.

Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?

Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length

Bonds within one water molecule are examples of