Which resource management activity establishes common definitions for capabilities of personnel euipment team supplies and facilities?

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

How are students who take the writing portion of accuplacer graded?

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.