Concrete, roadways, buildings, and parking lots are Because of this, water cannot soak into the ground and flooding often occurs. a. Impermeable
b. impermeable
c. heavy
d. clean

The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth's center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.

Convection currents are caused by differences in what two things?

What structural formula represents 4 electrons shared between two atoms?