Archive day

November 28, 2025

238 public questions were asked on this day.

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Forests are the only carbon sinks on Earth. Please select the best answer from the choices provided True or false
Asked by Bob 1 answer
Which of the following forest management practices is best for reestablishing areas of forest? a. shelterwood cutting b. even-aged management c. reforestation d. uneven-aged management Please select the best answer from...
Asked by Bob 1 answer
Which of the following about carbon sinks is not true? a. They emit more carbon than they take in. b. They take in more carbon they emit. c. They store carbon from the atmosphere. d. They include oceans and forests. Plea...
Asked by Bob 1 answer
What geological forces might be responsible for this range of mountains? Responses A diverging tectonic platesdiverging tectonic plates B converging tectonic platesconverging tectonic plates C erosion of the land by the...
Asked by Blaine 1 answer
Which of the following methods of extraction is the most damaging to the environment? a. surface mining b. subsurface mining c. placer mining d. none of the above Please select the best answer from the choices provided A...
Asked by Bob 1 answer
According to the theory of plate tectonics, the Earth's crust is broken into about 12 plates that float on hotter, softer rocks in the underlying mantle. The Earth's internal heat drives convection currents in the asthen...
Asked by Blaine 1 answer
What are the two types of minerals? a. industrial and environmental b. valuable and invaluable c. metallic and nonmetallic d. important and unimportant Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
Where would a volcano MOST LIKELY occur? Responses A in the middle of a large plate of earthin the middle of a large plate of earth B where plates of earth are coming apartwhere plates of earth are coming apart C near th...
Asked by Blaine 1 answer
Which of the following is a way that minerals are used? a. industry b. construction c. technology d. all of the above Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
What is most likely to happen to an abandoned strip mine over time? a. The strip mine is likely to completely recover over time. b. The strip mine is likely to remain exactly as it is left when abandoned. c. The strip is...
Asked by Bob 1 answer
Which is a result of seafloor spreading? Responses A magma piles up on top of the plates involvedmagma piles up on top of the plates involved B the plates involved are cracked on the surfacethe plates involved are cracke...
Asked by Blaine 1 answer
Closing mines has no economic impact on communities. Please select the best answer from the choices provided TRue or false
Asked by Bob 1 answer
Why does mining have such an impact on the environment? a. Mining only affects the living parts of the environment. b. Because minerals are within the Earth’s surface, extraction causes destruction. c. Mining requires th...
Asked by Bob 1 answer
The process of circular motion in the Earth’s mantle that causes the plates of the lithosphere to move is called Responses A conduction.conduction. B convection.convection. C deposition.deposition. D drifting.drifting.
Asked by Blaine 1 answer
Reclamation restores an environment affected by mining to a state where it can sustain its ecosystem. Please select the best answer from the choices provided TRue or false
Asked by Bob 1 answer
Which of the following is a way in which surface mines impact an environment ecologically? a. soil erosion b. introducing new species of flora and fauna c. creation of groundwater systems d. all of the above Please selec...
Asked by Bob 1 answer
The convection cycles of the mantle are the main cause of movement of what part of the Earth? Responses A atmosphereatmosphere B inner coreinner core C crustcrust D oceans
Asked by Blaine 1 answer
Which type of mining is likely the least harmful to the environment? a. surface mining b. placer mining c. subsurface mining d. none of the above Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
How is coal extracted from mountaintop removal mines? a. Dynamite is used to create underground tunnels where miners go to extract the coal. b. Dynamite is used to break apart rocks and then draglines are used to remove...
Asked by Bob 1 answer
Mid-ocean ridges are underwater mountainous regions formed by the separation of ___________. Responses A tsunamistsunamis B tectonic platestectonic plates C continental dividescontinental divides D subatomic particles
Asked by Blaine 1 answer
Which describes the difference between national parks and wilderness areas? a. There are more national parks in the Unites States than there are wilderness areas. b. Wilderness areas do not allow motorized vehicles and n...
Asked by Bob 1 answer
Harvesting timber (wood) from a forest does not harm _______. a. soil b. wildlife habitat c. animals d. none of the above Please select the best answer from the choices provided A B C D
Asked by Bob 1 answer
According to the theory plate tectonics, the Earth's crust is broken into about 12 plates that float on hotter, softer rocks in the underlying mantle. These plates move about the Earth, just inches each year. These sligh...
Asked by Blaine 1 answer
The populations of the great apes in Africa are recovering and on the rise. Please select the best answer from the choices provided True or false
Asked by Bob 1 answer
New ecosystems have been created by human land use. Please select the best answer from the choices provided True or false
Asked by Bob 1 answer