When a sound source is moving away from an observer the observer will hear a lower pitch. this is due to

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

As the distance from a magnet increases, what happens to the magnet force?

Define the terms moral development and moral reasoning.