What would be the best strategy to use to find a mineral deposit that has been buried by a thick section of younger sediments?

A) closely examine rocks on the surface
B) study how much soil has developed on the surface
C) begin drilling in any site just to see what is down there
D) conduct some type of geophysical survey

Which suggestion is most likely to lead to an increase in the health risks associated with smoking? 

A)  eliminate federal subsidies to tobacco farmers and companies 
B)  ban cigarette advertising 
C)  legalize the sale of tobacco products to all age groups 
D)  ban cigarette vending machines

Which of the following processes produce sedimentary clasts?

A) fracturing of bedrock that results in angular pieces
B) breaking of round cobbles as they are transported
C) scouring and abrasion of bedrock along rivers
D) decomposition of granite into quartz grains and clay
E) all of these

Downslope marine flows comprised of mixed masses of sand, mud, and water are called:

A) turbidity currents
B) longshore currents
C) tidal currents

Which of the following is a feature that commonly forms where limestone has been dissolved?

A) sinkhole
B) karst topography
C) cave
D) all of these

What characteristic of water helps it cause a mineral, such as halite, to dissolve?

A) the small size of the hydrogen atoms
B) the polar nature of the water molecule
C) the electronegativity of hydrogen
D) the electronegativity of oxygen
E) all of these

Most hot spots are considered to be:

A) crustal expressions of a rising plume of hot magma
B) volcanoes with an active lava flow
C) seamounts with no active flow of lava

Canadian scientists have divided Canada into ____________________ major terrestrial biomes.