Geography

Explain one cause for low agricultural productivity in Africa and a possible solution.
1 Answer
1 pts as erosion strips off the tops of mountains, the mountains will "bob" upward. this is an example of
1 Answer
Current predictions of global climate change indicate that temperatures may rise by as much as 5C in some areas. Imagine a chaparral location that experiences 100 cm of average annual rainfall and an average annual temperature of 15C. Imagine there was an increase of 5C in global temperature. If temperatures were to increase by this amount, which of the following would you expect? Mark A for True and B for False for the following statements. 500 400 300 Rainforest Temperate coniferous forest Annual precipitation (cm) 200 Savannah Deciduous forest 100 Chapparal Taiga 0 30 Desert Temperate grassland Tundra 20 10 0 -10 Average annual temperature (C) -20 19. The area under the curve for chaparral would shift to the left. 20. The region would still be classified as chaparral because rainfall did not change. 21. The region would be classified as savanna.
1 Answer
which ocean surface current transports the greatest volume of water? group of answer choices the north equatorial current in the pacific the south equatorial current in the pacific the antarctic circumpolar current the kuroshio (or japan) current
1 Answer
an earthquake monitoring station measured the amplitude of the waves during a recent tremor. the waves were 10,000 times as large as , the smallest detectable wave. how high did this earthquake measure on the richter scale?
1 Answer
which low-grade metamorphic rock is composed of extremely fine-sized mica and other mineral grains and exhibits well-developed foliation and rock cleavage? hornfels marble quartzite slate
1 Answer
despite having a lower global warming potential and a shorter residence time in earth's atmosphere, co2 is the most important radiative forcing behind global warming because -
1 Answer
shown above is great rock, cape cod national seashore, with some of dr. alley's relatives for scale. the rock is metamorphic. the picture includes most but not all of the above-ground portion; the rock goes about as far below ground as above. what is the rock doing here in the middle of cape cod?
1 Answer
On average, Eastern Europe's population growth for the year 2050 is predicted to be _______.Click here to review the table in the lesson to help you answer this question.Decrease by 300%Decrease by 200%Decrease by 50%Decrease by 100%
1 Answer
the type of grassland with a fairly consistent mean monthly temperature all year round is the .
1 Answer
item2 1 points item 2 all of the ecosystems on the planet together are called the multiple choice lithosphere. biosphere. hydrosphere. stratosphere. atmosphere.
2 Answers
about how much of the united states (not including alaska and hawaii) was covered by a significant layer of ash (at least several centimeters) from yellowstone's supereruptions?
1 Answer
which is true concerning the blue and magenta colors used to depict airspace on sectional aeronautical charts? group of answer choices faded lines represent airspace which extends to the surface.
1 Answer
when a cold cp air mass passes over the warmer great lakes, it absorbs heat energy and moisture and becomes humidified. this is known as the question 24 options: humidity effect. continental effect. maritime effect. lake effect.
1 Answer
Whatdoes the theory of plate tectonics have that Wegener's hypothesis of continental drift did not have?
1 Answer
A __________ is a barren area of land where little precipitation occurs, and living conditions are hostile for plant and animal life.
1 Answer
which of the following would cause the evaporation rate to decrease? question 22 options: increased wind speed increased temperature increased water availability increased relative humidity
1 Answer
Scientists have observed that the oldest fossils found on the seafloor are no more than about 180 million years old while marine fossils in rock layers found in the Grand Canyon are 740 million to 1,200 million years old. These observations provide the BEST evidence for which principle of plate tectonics?
1 Answer
As a continental glacier arrives at the coastline, parts of the glacier reach the water and fall in forming __________.
2 Answers
an enormous earthquake on 26 december, 2004, just off the coast of sumatra, generated a(n) that killed over 245,000 people.
1 Answer
variability in atmospheric conditions such as temperature, humidity, wind, and precipitation over short timescales is referred to as
1 Answer
which must be true if mars was warmer and wetter in the past? group of answer choices mars was once much closer to the sun. mars once had a much thicker atmopshere mars must somehow have avoided the effects of the heavy bombardment. the sun was much brighter when it was younger.
1 Answer
__________ are created when glaciers move over old moraines and deposit sediment carried by the glacier, forming a sloping tail on the older Moraine.
1 Answer
in the absence of friction, the combined effect of the coriolis force and the pressure gradient force produces question 75 options: air flow from low to high pressure centers. surface winds. air flow in a north-south direction. geostrophic winds at altitudes above the ground. air flow perpendicular to the isobars.
1 Answer