Is the process in planetary formation when heavy materials sink toward the planet's center and lighter materials accumulate near its surface. a. differentiation b. orogeny c. superposition d. ratification

Acity developer is considering building an amusement park near a local river. what tool would the developer predict the future path of the river? a. series of city maps from nearby cities b. series of topographic maps in chronological order c. guide map of the new amusement park d. thermal map of the area

In order from largest to smallest what are earths five main oceans

How can minerals crystallize from materials dissolved in water? check all that apply.