A student is checking the density of a gold nugget. The known density of gold is 19.32 g/cm3. The student tests the nugget three times and comes up with 19.18 g/cm3, 19.17 g/cm3, and 19.19 g/cm3. How reliable is this data?

May all the sweet magic of christmas conspire to fill every desire..❤️ merry christmas! ❤️_❤️

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.

Suppose you live in location a, a part of the united states with a semiarid climate . you travel to location b, which is in a neighboring area . there you would find a humid continental climate. in which direction is location b likely to be , relative to location a? what is an explanation for the difference