Which example provides scientific data about the earth's interior?
a. earth's orbit around the sun
b. the size of volcanoes on the earth’s surface
c. the motion of continents
d. how seismic waves travel

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

How does the parallax of a nearby object compare to that of an object farther away?

The formation of the planet uranus is estimated to have occurred approximately when?