SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Global Warming
Start Test
Study First
Subjects
:
literacy
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. They saw a massive thinning of the ice where it enters into the ocean - This is due to the pronounced melting of the ice once it is in contact with the ocean. Melt rates of 25 m/year near the grounding lines and more than 10 m/year on average.
Ozone Hole
Stratospheric Ozone Depletion
Ice-Ocean Interactions
Greenland
2. 1.4 USA - 57 m total sea level equivalent
Antarctica
Atlantic Thermohaline Circulation
Altimetry Pros
Precipitation and High Latitudes
3. A dome shaped cover of perennial ice and snow.
Grounding Lines
Sublimation
Active Layer
Ice Cap
4. Sea ice - Continental ice sheets - Permafrost (frozen soil) - Mountain glaciers - Snow cover
Arctic Atmosphere
The cryosphere
Snow and snow covered ice absorb
Negative Ice-Albedo Feedback
5. Is best viewed as a combination of...- Natural Variability - Associated with atmospheric circulation patterns - Growing Radiative Forcing - Associated with rising concentrations of atmospheric greenhouse gases - Strongly suggests a human influence.
Black Carbon
Ice Cap
Why the Arctic climate is special
Ice loss
6. Concentration of 380 ppmv - Have risen about 40% - Preindustrial~ 270~280 ppmv
reduction in sea-ice
Carbon Dioxide
What happens with the Ozone Hole
Sunspots
7. Due to a set of mutually reinforcing processes - climate change appears to be progressing in the arctic more quickly than in any other region on Earth.
Climate Change in the Arctic
Surface Mass Balance
What happens with the Ozone Hole
Thickness of the active layer and the permafrost depend on this
8. Some parts of the planet are dry because of their location: most of the deserts are around 30 N and 30 S - where sinking air predominates
Severe coastal erosion
Strong
Inversion Layer (feedback)
Dry
9. At the bottom of the ice sheets the temperature doesn't necessarily have to be above 0... it could _____ more easily because of the water
Sublimation
Indirect heat wave effect
20%
Melt
10. The transition of a substance from the solid phase directly to the vapor phase - or vice versa - without passing through an intermediate liquid phase.
Greenland
In the Arctic where the air is cooler
Sea Ice
Sublimation
11. The air can hold less water vapor - Consequently - less water can be evaporated in the air - and only a small portion of energy is used in this process - Most of the energy that reaches the Arctic goes directly into warming the air
In the stratosphere.
In the Arctic where the air is cooler
Absolute thresholds
Amount of light actually reaching the Earth
12. 10 : 1 - grounding ; surface
Mass Change
Thermohaline Circulation Effect
Heat wave
Grounding v Surface Melting
13. Surface Mass Balance is of the order of _____ melting is ____ times more.
Effect of Deforestation on CO-2
Dynamic thinning
Increases - decreases
1 m/yr; 10x
14. ~15% of incident solar energy (albedo 85)
Questions to think about
Normal condition for air
Altimetry Pros
Snow and snow covered ice absorb
15. Arctic troposphere is thinner (8-10 km) than the tropics...The depth of the atmospheric layer is much shallower in the Arctic - It takes less energy to warm the Arctic rather than the Tropics - Same as heating an apartment vs. a house
70%
Ice in the Arctic
Ice Sheets
Thinner atmosphere
16. SALTY WATER = MORE DENSE - Maximum density at 4OC - This is why ice melting is a big deal; if the whole circle slows down - Ice bergs are fresh water higher sea level rise.
Positive
What effects the density
Ozone
Ozone Hole
17. The Day After Tomorrow - Circulation will slow by 10% to 50% in the next century
Discontinuous Permafrosrt
Deep tropics between 15O N and 15 O S are quite
Atlantic Thermohaline Circulation
Calving
18. Wet gets _____ - dry gets ____ - Wet - 50ON (sub polar) Canada - N Europe - Russia - Tropical area- monsoon (rainforest) - Drier - Subtropics - Australia - S. Africa - Mediterranean - Caribbean - Mexico - SW US
Albedo
Where rise in OC is greatest
In the Arctic where the air is cooler
Wetter; drier
19. Like weighing oneself on the scale.
La Nia
Methane
Absolute thresholds
Time Variable Gravity
20. When inversion breaks up _______________. - Consequently - anything that breaks inversions or makes them form less often could produce major ground level warming.
Surface Mass Balance
air can warm dramatically
Sublimation
What happens with the Ozone Hole
21. Forms in a mosaic of favoured locations.
Deep tropics between 15O N and 15 O S are quite
Discontinuous Permafrosrt
Once every 4 years.
Effect of Deforestation on CO-2
22. A naturally or artificially caused decrease in the thickness and/or areal extent of permafrost - It is caused by the deepening fo the active layer and the thawing of the adjacent permafrost.
Ocean water
El Nino
Permafrost Degradation
7%
23. Ice flowing from the middle of Greenland to the edges and melting. 90 feet a day- speed that ice is moving.
Ice Discharge
Contributions to CO2 from different activities
70%
IN the last 2 decades what we've seen
24. InSAR - +snow/-ice loss - ice dynamics - requires a lot of data.
Layers of Earth
Why the Arctic climate is special
Ice Motion
Inversion Layer Summer
25. 342 W/m squared - DWEC - These things reflect sunlight (30%): water vapor - clouds - dust particles - earth's surface
Frozen Soil
20%
Average radiative flux reaching the atmosphere
Time Variable Gravity
26. Troposphere - Stratosphere (Ozone Layer) - Mesosphere - Ionosphere
Atmospheric Structure
Grounding v Surface Melting
Arctic Atmosphere
Melt
27. Amount of light absorbed by atmosphere
All Greenhouse gases
20%
Altimetry Pros
.7O Celsius over the past century.
28. Thawing permafrost weakens coastal lands. Risk of flooding in coastal wetlands. Pollution and toxins locked in the snow and ice will be released.
air can warm dramatically
Severe coastal erosion
How talik forms under lakes
Sublimation
29. Amount of light absorbed by surface
50%
Effect of Deforestation on CO-2
Permafrost
Ice-Ocean Interactions
30. Prolonged period of excessively hot weather - Which may be accompanied by high humidity.
Changes in Arctic sea-ice Extent
Heat wave
Greenland
Atmospheric Circulation
31. Grounding line is the last portion of a glacier grounded to bedrock - after this line there are ice shelves - Glaciers contribute to sea level rise after passing the grounding line - Maximum thinning at grounding line.
Ozone Hole
Ocean-Ice-Atmosphere Interaction
Ice Shelf
7%
32. The warmer the temperature - the deeper the active layer - thaws and refreezes every year - Permafrost below freezing for two or more years.
Questions to think about
Discontinuous Permafrosrt
Active Layer
Ice Cap
33. Over the past century what has happened to the Earth's temperature?
Sea-Ice Albedo
El Nino
Some regions of the Earth have warmed faster than other regions.
Absolute thresholds
34. Changes in the Earth's solar radiation levels can impact the climate. Shortterm warming cycles on Earth.
Sunspots
Surface Mass Balance
Sea-Ice Albedo
Frozen Soil
35. When meltwater seeps through a flowing glacier - it can lubricate the base and hasten the glacier's seaward flow.
Effect of Deforestation on CO-2
Ice Shelf
Radiative Flux
Dynamic thinning
36. How much is the planet really warming?
.7O Celsius over the past century.
US and precipitation
Greenhouse Gases
Carbon Dioxide
37. Descending Air dry - Convection cells are wet.
30%
7%
Atmospheric Circulation
Changes in Arctic sea-ice Extent
38. In troposphere = greenhouse warming gas - However - most of it is in the stratosphere.
Thinner atmosphere
Ozone
Indirect heat wave effect
Deep tropics between 15O N and 15 O S are quite
39. Unfrozen ground that is found within a mass of permafrost
Closed talik
Is precipitation around the world increasing?
Infrared radiation
Mass Balance
40. A mass of land ice - continental or sub-continental in extent - and thick enough to cover most of the underlying bedrock topography - If you have a warm ocean - it will melt the ice sheet. Its shape is mainly determined by the dynamics of its outward
Ice Sheets
Atmospheric Composition
US and precipitation
Altimetry
41. In _______ - the inversions are less frequent and weaker in the Arctic.
summer
Heat wave
Very small portion
Calving
42. Number of days that land among the hottest of all days in that month's long-term record.
Mass Budget
Percentile departures
Ice-Albedo
Ocean-Ice-Atmosphere Interaction
43. Trade winds blow from East to West - Pool of warm water in the west - Meanwhile deep colder water rises up in the Eastern Pacific - The sea level is ~ 50-60 cm higher in Western Pacific (Indonesia) than in the Eastern Pacific (South America/Peru) -
Ice loss
Normal condition for air
Ocean water
Amount of light actually reaching the Earth
44. Absolute thresholds - Monthly maximums and minimums - Threshold departures - Percentile departure - Atmospheric Water Vapor: More water vapor in the air - warmer nights!
Dry
Cause of break of inversion layers or decrease in frequency
Thermokarst
How to define a heatwave
45. Water vapor means more water up in the clouds and less in the ground!
Wetter; drier
Discontinuous
Today melting ice
More rain means no drought
46. Forms from frozen ocean water - Floats on the ocean surface - Grows over the winter - melts in the summer
Albedo
Thermohaline Circulation
Sea Ice
Sea-Ice Albedo
47. 1. They are the largest contributor to sea level rise 2. Can affect the thermohaline circulation (mainly in Greenland) 3. Are directly connected to climate change
Importance of ice sheets
Radiative Flux
In the troposphere that we live in.
Ozone Hole
48. Nitrogen (N2 78%) and Oxygen (O2 21%) - Their linear 2 atom molecular structure
Negative
Atmospheric Composition
Effect of Deforestation on CO-2
Reduction in sea-ice extent
49. How often does El Nio occur?
Meteorological Drought
Once every 4 years.
Why Water Vapor is not a climate forcing
1 m/yr; 10x
50. The land-surface configuration that results from the melting of ground ice in a region where permafrost degrades is called Thermokarst.
Ice Sheets
Thermokarst
Negative Ice-Albedo Feedback
Why Water Vapor is not a climate forcing
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests