How do researchers today routinely determine the depth of the water to the seafloor?
A) Ship-mounted gravimeters
B) A weighted roped or cable
C) High-resolution multibeam instruments
D) Laser reflector systems linked to satellites
Answer: C
You might also like to view...
Continental crust extends farther down into the mantle than oceanic crust because
A) continental crust is thicker than oceanic crust. B) oceanic crust is buoyant and rides atop the mantle. C) continental crust is heavier than oceanic crust. D) continental crust sinks into the mantle and asthenosphere.
Where on the Population Density map of Sub-Saharan Africa would you find the highest densities of people in this region?
A. Western Africa, including Nigeria B. Southern Africa, from Botswana to Angola C. Ethiopia and Somalia in Eastern Africa D. The Northern African boundary countries along the Sahara Desert
Metamorphism taking place adjacent to a body of magma (a pluton) or beneath a lava flow from heat and chemically
active fluids is called ____. a. orogenic metamorphism b. contact metamorphism c. burial metamorphism d. uncomformable metamorphism e. regional metamorphism
The Primate order is divided into two suborders: ________ and ________. Fill in the blank(s) with the appropriate word(s)