The two basic types of luster are ____________________ and ____________________. Fill in the blank(s) with the appropriate word(s)

In 2000, ________ of United States wildland fires were caused by lightning.

A. 10% B. 85% C. 15% D. 26%

Air masses that migrate far from their source regions become modified in physical characteristics and form secondary air masses

Indicate whether the statement is true or false

What is chemical convection, and how does it affect the outer core?

What will be an ideal response?

In which areas on the accompanying figure is condensation occurring?

A. 3 and 4 B. 1 and 2 C. 2 and 4 D. 1 and 3 E. 2 and 3