When a wave breaks it becomes a wave of translation. Although the sun influences the tides, its effect is considerably less than the effect of the moon. The horizontal distance separating successive wave crests is called the wave period. A baymouth bar is a man-made feature designed to control wave erosion. The windblown dust deposits in the central United States are associated with the last Ice Age.
Submarine canyons are the site of spreading centers.
If you are in a building when an earthquake occurs, you should run outside away from the building as quickly as possible. Running water is the most important erosional agent in arid regions. Multiple choice questions. Use a No. 2 pencil and fill in the letter on a ScanTron form that corresponds to the best answer . When an earthquake occurs, energy radiates in all directions from its source.