meagan is a sound mixer, and she is impressed by the new equipment her boss installed in her recording studio. she knows she can use it to help musicians produce better demos because she can edit out undesired wavelengths. what is the psychological term that goes with this physical characteristic of pressure waves?

Dan runs a busy desktop-publishing company. his company want to increase its exposure, so it runs a new a new promotion each week. the tool dan most likely choses to publicize this is a promotion is a

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.

When do you think it’s best to take the psat (what grade year / when in the year)?