The Characteristics Of Deep Trenches Indicate

Question: Bathymetry refers to submarine __________.

(a) mineralogy

(b) topography

(d) currents

(e) waves

Answer: b. topography

Question: A measurement of ocean depth and seafloor topography is __________.

(a) hypsometric curve

(b) seismic survey

(d) biology

Answer: c. bathymetry

Question: A cumulative plot of area versus depth or elevation is __________.

(a) hypsometric curve

(b) seismic survey

(d) biology

Answer: a. hyposometric curve

Question: A __________ is used to determine the shape position of boundaries.

(a) hypsometric curve

(b) seismic survey

(d) biology

Answer: b. seismic survey

Question:

Answer: d. some interior continental areas/coastal plains and abyssal plains

Question: The method that is most frequently used to investigate sediment and rock layers of the sea floor is __________.

(a) direct observation

(b) drilling

(d) satellite observation

(e) sound waves

Answer: e. sound waves

Question:

Answer: e. all of the above

Question: Most of the future deep-ocean research being planned by oceanographers involves sending human pilots and observers to the greatest ocean depths in vehicles like Alvin, Trieste, and Shinkai-6500,

(a) True

(b) False

Answer: b. false

Question: Only about __________ of the Earth’s surface projects above sea level.

(a) 51%

(b) 17%

(d) 94%

(e) 74%

Answer: c. 29%

Question: Which is greater, the average height of the continents or the average depth of the ocean?

(a) The average depth of the ocean is greater.

(b) The average height of the continents is greater.

Answer: a. the average depth of the ocean