Although there are 92 naturally occurring elements, a mere eight make up more than 98 percent of Earth's crust.

Answer the following statement true (T) or false (F)


True

Environmental & Atmospheric Sciences

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All minerals have cleavage

Indicate whether this statement is true or false.

Environmental & Atmospheric Sciences

The process that diffuses light in many directions by atmospheric particles, and contributes to blue skies and red sunsets is called___________

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences

Most active swimming fish use pelvic fins and pectoral fins ________

A) for swim propulsion B) primarily as stabilizers C) to hold onto prey D) to increase the surface area E) to turn, brake, and balance

Environmental & Atmospheric Sciences

The Mediterranean climate is also called the ____

a. ?humid subtropical (Cfa) b. ?marine (Cfb) c. ?humid continental with hot summers (Dfa) d. ?dry-summer subtropical (Cs) e. ?semi-arid (BS)

Environmental & Atmospheric Sciences