Acharacteristic of lava that determines the force of a volcanic eruption is ? a, color b. viscosity c. density d. age

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.

What is the approximate circumference of the circle shown below? 12.2 cm

Witch layer of the atmosphere has the most air pressure