The subscapularis muscle performs which of the following actions?

Lightning forms when:

Why does precipitation form when air moves up a mountain?

What are the three compositional layers in the Earth’s interior?

Which clouds are associated with rain?

Which of the following is not one of the elements the National Weather Service uses to define severe weather?

The ocean is shallowest along coastlines. Where is it the deepest?

__________ are places where air masses interact.

Which tide pattern is displayed in the data from New Haven, CT shown above?

The migration of regional-scale low pressure systems, known as ______, affects much of the weather across North America.