water has a density of 1g/mL. there are four rocks that all have he sam volume of 10 cubic centimeters. the mass for each of these rocks are 30 grams., 20grams, 12grams, and 8 grams whith of the four rocks will float when placed in water

Which activity describes an application of topographic maps? check all that apply. recreation, such as camping and hiking engineering, such as the construction of roads and buildings science, such as mapping stars in the sky business, such as analyzing population centers science, such as analyzing surface features