- Modern ships use echo sounders to measure the _________ of ________ beneath the ship.
- The surface of the ocean is heated by solar _____________.
- Light passing from air into water is ____________ , or bent, due to a change in the speed of light between the mediums.
- This is __________ law which we use to calculate the intensity of light at depth.Iz = IOe-kz
- The movements of ______ can be detected by depth recorders, and this layer is known as the deep scattering layer.
- Which one of the following is not a form of energy transmitted by fresh water and salt water?
- Humans have emulated whales and porpoises by using sound to locate objects underwater; this technology is called _________.
- What way of energy transmission is when energy is passed from molecule to adjacent molecule?
- The decrease in the intensity of light over distance, such as with increasing depth in water, is known as ______.
- Which has a higher density - warm or cold water?
- Which of the following are forms of energy that may be transmitted by fresh water and salt water? (Select all that apply.)
- What way of energy transmission is when heat is directly transmitted from its source?
- Water is nearly incompressible, meaning that the increase in _____________ with increasing depth has little effect in decreasing the water's volume.
- As light passes through water, it is absorbed by organisms and both absorbed and ________ by ions, suspended particles, and water molecules.
- Choose the types of light that are attenuated rapidly in water. (Select all that apply.)
- Earth receives electromagnetic radiation from the Sun, such as when light strikes the ocean surface. However, the full range of radiation is in ______.
- Energy may be transmitted by ________, ________, and radiation.
- Which is higher, the density of pure water or the density of seawater?
- The surface of the ocean is heated by ______. This heat is transferred to lower water depths by the action of wind and currents, and by ______.
- The ______ includes gamma rays, X-rays, ultraviolet light, visible light, infrared light, and radio waves.