Predicting ocean tides is important for surfers, fishers, boaters, and structural engineers who build bridges or docks over water. How might engineers use tidal data when building a bridge or a dock?

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.

the potatoes have high sugar concentrations and although these potatoes were different we could seethe effects that their sugar concentrations had in different environments. for example, the potatoes in sample a, were placed in pure water. this created a hypertonic environment and caused the potatoes to draw in water from its surroundings. we saw the opposite happen with the potatoes in sample b when placed in the sodium chloride solution. the potatoes in this case were in a hypotonic solution and therefore lost water to their surroundings.