There is a need for standardization of products in both the surveillance and access control areas. True or false?            

A chain length fence should be at least 8 feet tall, begin no more than 2 inches from the ground, and be augmented by a top guard. True or false?       

The first line of defense in physical security is generally a ____________. 

While at the hospital the patient undergoes two x-rays (see below).  What is the most likely primary pathoanatomic diagnosis?        

“This rock is 7 million years old” is this type of dating _______

The “water” hemisphere is the _______ hemisphere.

In which of the following locations can a modern ice sheet be found?

Ephemeral streams ______________.

_______ is the tube through which magma rises to the surface in a volcano.

The two major types of dripstone are _______ which hang from cavern ceilings and _______ which develop on the floor of caverns.