In diving to a depth of 299 m, an elephant seal also moves 909 m due east of his starting point. What is the magnitude of the seal's displacement?

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

The items in the following list are all units of matter. which is the smallest unit that retains the properties of the matter? a.) atom b.) compound c.) electron d.) element

The amount of work done is determined by 2 factors. describe an example of work (using the scientific definition) list the 2 factors that determine the amount of work done.