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antoninapride
20.02.2020 •
Biology
Select the correct answer from the list
Scientists believe that the (blank) (answer choices are : low temperatures, tilt of earths axis, milankovitch cycles, sea levels) explain why earths (blank) (answer choices are: sea levels have, tilt of earths axis has, climate has, low temperatures have)
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Ответ:
Answers:
Event that occurred billions of years ago:
Oxygen building up in earths atmosphere
Event that occurred thousands of years ago:
The last ice age
Event occurred decades ago:
Carbon dioxide levels
Which factor should be included in a model of energy flow into the atmosphere:
Concentrations of green house gases
How does climate change affect energy in the atmosphere- decreased ice causes less energy
Ocean acidification:
Difficult for species to make shells,larger concentration of carbon acid,organisms more prone to illness
Ocean warming:
Melting glaciers, expansion of ocean volume,difficulty absorbing carbon dioxide
Which effect of temperature rise causes a feedback resulting in a rise in global temperatures:
More water vapor in atmosphere
Scientist believe that the MILANKOVITCH CYCLES explain why earths CLIMATE HAS fluctuated between glacial periods and interglacial periods
What does a model of the rock cycle show:
The amount of earth carbon is constant
What does a wider tree ring indicate:
Indicates the weather that year was warm and wet
Lesson 8: Atmosphere and Climate Change Quiz
Earth Science B Unit 4: Earth's Processes: Climate Change
Ответ:
Gravititational Instability Theory - Gas and Dust sticks to itself and collapses
Core Accretion Theory - A core of rock and ice attracts gases