Which of the following are physical layers of Earth's interior? Question 4 options:

A crust, mantle, core

B troposphere, mesosphere, stratosphere, thermosphere

C Convection currents

D lithosphere, asthenosphere, mesosphere, outer core, inner core

Extensive and unusual cold snaps have occurred here recently. is this evidence that global warming is lessening or not occurring? no—although the long-term trend is for warming, short-term weather patterns can still be variable. no—melting of glaciers and ice caps is making the oceans cooler, which can cause cold snaps. yes-- if global warming really were occurring, cold snaps wouldn’t happen. yes—due to global warming, weather patterns should be become less—not more—variable.