PHY 102 EXAM QUESTIONS AND VERIFIED SOLUTIONS LATEST UPDATE 2024 (GRADED A+)
As a wave approaches the shoreline, wave speed - Answers Decreases
At what water depth is an ocean wave affected by the ocean floor? - Answers At the depth equal to 1/2 the waves wavelength
Earths earliest atmosphere wa...
As a wave approaches the shoreline, wave speed - Answers Decreases
At what water depth is an ocean wave affected by the ocean floor? - Answers At the depth equal to 1/2
the waves wavelength
Earths earliest atmosphere was lacking in - Answers Free oxygen
Going from Continental Land towards deep ocean basin, the continental margin consists of - Answers
The shelves, the slope, and the rise
How did the earth get the oxygen and it's atmosphere? - Answers Cyanobacteria Performed
photosynthesis, taking in carbon dioxide and producing oxygen
How is incoming solar radiation distributed? - Answers 50% is absorbed by the land, 20% is absorbed by
the clouds, 5% is reflected from the land, 20% is reflected from the clouds, and 5% is reflected from the
atmosphere
Most of earths atmosphere is contained in which two layers? - Answers Stratosphere and troposphere
Most of earths water is in the - Answers Oceans
Most sunlight is absorbed at which ocean depths? Below which death is no sunlight received? - Answers
1 m, 1000 m
Ocean waves and currents generally form as a result of - Answers Wind
The ionosphere is an electrified Ion ridge area - Answers Within the upper most mesosphere and
thermosphere
The two most abundant elements that make up the salinity of water are - Answers Chlorine and sodium
What is causing the bleaching of coral reefs? - Answers dinoflagellates that maintain the reefs are dying
What type of current cause the sand to move along the beach and makes it virtually impossible to swim
to shore at a right angle? - Answers Longshore
When evaporation at the ocean service exceeds precipitation the salinity of Seawater - Answers
Increases
Which gas composes most of today's atmosphere? - Answers Nitrogen
Which of the following is classified as part of the ocean? - Answers Deep ocean basin, continental shelf,
mid oceanic ridge
Why do fish in whales migrate? - Answers They move to regions where phytoplankton are blooming
, Why is the deep ocean basin flat - Answers Erosion deposits small settlements in the uneven areas
leveling the seafloor
Why is the temperature of the thermosphere very hard but if we went there we would feel cold? -
Answers The individual molecules of the thermosphere are moving very quickly and have high
temperatures, but there aren't many of them for us to absorb
The velocity of water and a stream depends on which of the following? - Answers Gradient, size, shape,
roughness of channel, the amount of water and channel
A large amount of what type of sediments slows the flow of the stream? - Answers Bed load
During ice buildup and ice ages how is the earth affected? - Answers Ocean levels drop and erosion
speeds up
Today the rate of erosion is how much more than the rate of soil formation - Answers 10 times
What forms on the inside of curves were gravel sand and mud is deposited - Answers Point bar
What is formed when the fertile sediment deposited by glaciers is picked up by wind and deposited on
the north and east sides of the river system - Answers Loess
What is needed in order for ice build up to occur - Answers Wetter winters and cooler summers
What type of glacier forms at the bottom of mountains were several other glaciers combine - Answers
Piedmont
When mass wasting drops debris onto a glacier, which landform is created? - Answers Moraine
Where does the most erosion caused by glaciers occur - Answers Where the glacier meets the valley
floor
Which of the following causes more discharge of water - Answers A shallow gradient
Which of the following has a low permeability - Answers Aquitards
Which type of flood is the most dangerous - Answers Flash
Which type of mass wasting cost the most money in damages - Answers Slow
Which of the following is false about tropical soil? - Answers It is fertile
What determines the viscosity of magma? - Answers Both silica and gas content
What kind of basaltic lava is sharp when it hardens? - Answers AA
What kind of magma forms the dangerous pyroclastic flows? - Answers Granitic
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