ERTH 111 Final
Study online at https://quizlet.com/_g5nim4
1. Which of the following More snow falls in the winter than melts in the summer.
more accurately describes
the situation in which a
glacier will form?
2. What conditions are re- More ice accumulates in the zone of accumulation than is lost in the
quired for a glacier to ad- zone of ablation.
vance?
3. How do cirque's form? Erosion
4. What do geologists call Till
poorly sorted, generally
unstratified sediment left
directly by melting ice?
5. What happened during the Marine sediments record evidence of twenty to thirty glacia-
pleistocene Epoch? tions, separated by interglacials lasting 10,000-20,000 years. North
American moraines record at least four of these.
6. What do geologists think Cyclical changes in Earth's orbit and rotational axis called Mi-
best explains the ups lankovitch cycles.
and downs in paleoclimate
graphs?
7. List renewable energy Solar, wind, geothermal, biomass
sources
8. Name a hydrocarbon and Propane (C3H8): crude oil (and products refined from it) and nat-
where do hydrocarbons ural gas
occur?
9.
, ERTH 111 Final
Study online at https://quizlet.com/_g5nim4
What has allowed oil com- A trap and reservoir rock; horizontal drilling and advanced fracking
panies to develop uncon- technology
ventional ("shale oil") re-
sources starting in about
2008?
10. Why has there been such The production cost of solar PV cells has dropped substantially in
an explosion of use of solar the last decade.
PV to generate electricity
in the last decade?
11. What is the principal cli- Burning them emits CO2.
mate drawback to using
fossil fuels as a source of
energy?
12. One of the drawbacks of The sun doesn't shine for 24 hours a day, and wind speed is
wind and solar energy is variable.
"intermittency." What does
this mean?
13. What magma characteris- Felsic magma with high gas content.
tics will most likely lead
to the most explosive vol-
canic eruption?
14. What type of rock is the re- Tuff (ash rock) that is felsic in composition
sult of the most explosive
eruption?
15. What is a lahar? A mudflow or debris flow made of water-saturated ash
16.
, ERTH 111 Final
Study online at https://quizlet.com/_g5nim4
Composite volcano (strato- A tall, cone-shaped mountain in which layers of lava alternate with
volcano) layers of ash and other volcanic materials
17. lava dome A mountain or hill made from highly viscous lava, which plugs the
central conduit of volcanoes
18. cinder cone A steep, cone-shaped hill or small mountain made of volcanic ash,
cinders, and bombs piled up around a volcano's opening
19. shield volcano A low, flat, gently sloping volcano built from many flows of fluid,
low-viscosity basaltic lava
20. What do you call a very hot Pyroclastic flow
and fast-moving cloud of
ash and volcanic gases?
21. What is the force primarily Gravity
responsible for mass wast-
ing?
22. what is a good indicator Frequent seismic activity
that a certain type of mass
wasting hazard is likely to
occur in the future?
23. What is the most common Rainfall
trigger of landslides?
24. What causes creep to oc- Expansion and contraction of the soil
cur?
25. What is the type of mass Slump
wasting resulting in the
earth moving downslope
Study online at https://quizlet.com/_g5nim4
1. Which of the following More snow falls in the winter than melts in the summer.
more accurately describes
the situation in which a
glacier will form?
2. What conditions are re- More ice accumulates in the zone of accumulation than is lost in the
quired for a glacier to ad- zone of ablation.
vance?
3. How do cirque's form? Erosion
4. What do geologists call Till
poorly sorted, generally
unstratified sediment left
directly by melting ice?
5. What happened during the Marine sediments record evidence of twenty to thirty glacia-
pleistocene Epoch? tions, separated by interglacials lasting 10,000-20,000 years. North
American moraines record at least four of these.
6. What do geologists think Cyclical changes in Earth's orbit and rotational axis called Mi-
best explains the ups lankovitch cycles.
and downs in paleoclimate
graphs?
7. List renewable energy Solar, wind, geothermal, biomass
sources
8. Name a hydrocarbon and Propane (C3H8): crude oil (and products refined from it) and nat-
where do hydrocarbons ural gas
occur?
9.
, ERTH 111 Final
Study online at https://quizlet.com/_g5nim4
What has allowed oil com- A trap and reservoir rock; horizontal drilling and advanced fracking
panies to develop uncon- technology
ventional ("shale oil") re-
sources starting in about
2008?
10. Why has there been such The production cost of solar PV cells has dropped substantially in
an explosion of use of solar the last decade.
PV to generate electricity
in the last decade?
11. What is the principal cli- Burning them emits CO2.
mate drawback to using
fossil fuels as a source of
energy?
12. One of the drawbacks of The sun doesn't shine for 24 hours a day, and wind speed is
wind and solar energy is variable.
"intermittency." What does
this mean?
13. What magma characteris- Felsic magma with high gas content.
tics will most likely lead
to the most explosive vol-
canic eruption?
14. What type of rock is the re- Tuff (ash rock) that is felsic in composition
sult of the most explosive
eruption?
15. What is a lahar? A mudflow or debris flow made of water-saturated ash
16.
, ERTH 111 Final
Study online at https://quizlet.com/_g5nim4
Composite volcano (strato- A tall, cone-shaped mountain in which layers of lava alternate with
volcano) layers of ash and other volcanic materials
17. lava dome A mountain or hill made from highly viscous lava, which plugs the
central conduit of volcanoes
18. cinder cone A steep, cone-shaped hill or small mountain made of volcanic ash,
cinders, and bombs piled up around a volcano's opening
19. shield volcano A low, flat, gently sloping volcano built from many flows of fluid,
low-viscosity basaltic lava
20. What do you call a very hot Pyroclastic flow
and fast-moving cloud of
ash and volcanic gases?
21. What is the force primarily Gravity
responsible for mass wast-
ing?
22. what is a good indicator Frequent seismic activity
that a certain type of mass
wasting hazard is likely to
occur in the future?
23. What is the most common Rainfall
trigger of landslides?
24. What causes creep to oc- Expansion and contraction of the soil
cur?
25. What is the type of mass Slump
wasting resulting in the
earth moving downslope
