Earth Science BJU Chapter 15

Question 1

Early cartographers used pictures of sea monsters to hide that they did not know what was in certain parts of the ocean.

Accepted Answer

True

Question 2

Who was inspired by the Psalms to make accurate wind and current charts, earning the nickname "Pathfinder of the Seas"?

Accepted Answer

Matthew Maury

Question 3

constructed by William Beebe and Otis Barton

Accepted Answer

bathysphere

Question 4

Locations of ocean current would more effectively be studied through large-area sampling.

Accepted Answer

True

Question 5

collects layers of sediment from the ocean floor

Accepted Answer

sediment cover

Question 6

A greater amount of life is found in the earth&#x27;s oceans that is found on land

Accepted Answer

True

Question 7

The United States and France are the only nations to have built and launched deep submergence vehicles.

Accepted Answer

False

Question 8

The first true oceanographic expedition, a model for future studies, was conducted by which vessel?

Accepted Answer

HMS Challenger

Question 9

Who was the first to circumnavigate the earth?

Accepted Answer

Ferdinand Magellan

Question 10

measures water clarity

Accepted Answer

Secchi disk

Question 11

According to your text, what was a significant motivator for the Age of Exploration?

Accepted Answer

trade and accumulation of wealth

Question 12

The greatest challenge to helmet diving was

Accepted Answer

Sustaining appropriate air pressure

Question 13

In what ways does an ROV differ from a DSV?

Accepted Answer

ROVs are attached to and controlled by another vessel

Question 14

Sonar did little to improve man’s understanding of the ocean basins.

Accepted Answer

False

Question 15

measures ocean depth

Accepted Answer

buoy

Question 16

The remains of the oldest-known boat were found in a desert in Kuwait.

Accepted Answer

True

Question 17

The greatest challenge to working underwater is having air to breathe.

Accepted Answer

True

Question 18

collects pelagic organisms

Accepted Answer

plankton net

Question 19

Which of these inventions did the most to make ocean navigation more accurate?

Accepted Answer

seagoing clocks

Question 20

collects water at various depths

Accepted Answer

Niskin bottle

Question 21

Which of these types of vessels is best suited for complicated repair work at a single location?

Accepted Answer

ROV

Question 22

Which of these types of vessels is not an unmanned undersea vehicle (UUV)?

Accepted Answer

DSV

Question 23

collects benthic organisms

Accepted Answer

grab sampler

Question 24

The Challenger expedition covered three oceans and lasted four years.

Accepted Answer

True

Question 25

Only Europeans did any significant ocean exploration prior to 1800.

Accepted Answer

False

Question 26

Which of these was the first vessel to descend into Challenger Deep, the deepest point known in the oceans?

Accepted Answer

Trieste

Question 27

Photocells are more accurate and more widely used than Secchi disks today.

Accepted Answer

True

Question 28

If divers enter and exit an underwater habitat through a “moon pool,” which these describes the air pressure it?

Accepted Answer

Air pressure is equal to the outside water pressure

Question 29

A bottom profiler is used to scrape sediments and specimens from the sea floor and bring them to the surface.

Accepted Answer

False

Question 30

collects and transmits a variety of weather and sea data

Accepted Answer

sonar

Question 31

The Bible teaches that no one explored oceans before the Flood.

Accepted Answer

False

Question 32

Mixed-gas diving is typically used for

Accepted Answer

extremely deep dives

Question 33

If a scuba diver ascends to the surface too quickly after a dive, oxygen bubbles form in his blood, causing the bends.

Accepted Answer

False

Question 34

Underwater habitats have been used as part of space research since living underwater resembles living in outer space.

Accepted Answer

True

Question 35

A sounding will reveal the water’s

Accepted Answer

depth

Question 36

Today wide area data collection of ocean conditions is performed by

Accepted Answer

both A and B

Question 37

Early type of deep-sea submersible

Accepted Answer

Bathyscaphe

Question 38

Sonar mimics a technique used by porpoises and bats.

Accepted Answer

True

Earth Science BJU Chapter 15

Questions 38

Earth Science BJU Chapter 15

Questions 38