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BJU Earth Science: Chapter 15 Flashcards | StudBud
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BJU Earth Science: Chapter 15
BJU Earth Science: Chapter 15
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BJU Earth Science: Chapter 15 Ocean Exploration
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
What invention, which provides air on demand, was the most important in modern scuba?
regurgitator
regulator
mixed-gas diving
diving helmet
2
Earliest known enclosures which allowed people to leave the air space and exit out the bottom.
rebreather
diving helmet
diving barrel
diving bell
3
Which of the following technologies was invented first?
diving bell
mixed-gas diving
scuba diving
diving helmet
4
What observation can be made by using a lead line or by sonar?
sounding
water clarity
sediment core
biologic sample
5
What approach to ocean study requires samples to be taken to an onshore lab to be analyzed.
large-area sampling
micro-area sampling
macro-area sampling
small-area sampling
6
Condition caused by nitrogen getting lodged in the joints, spine, heart, or lungs of divers.
bonds
bends
bands
binds
7
What is a sounding?
A measure of livability
A measure of depth
A measure of temperature
A measure of clarity
8
Which of these is NOT a discovery made by early voyagers?
wind patterns
topography of ocean floor
shape of the oceans
ocean currents
9
What was the name of the first oceanographic expedition to study the ocean?
HMS Black Pearl
HMS Beagle
HMS Challenger
HMS Wyville
10
Which of these is NOT a reason early voyagers sailed the seas?
scientific discovery
adventure
new trade routes
riches
