Which of the following statements critiques technology’s impact on the physical environment?(1 point)
Responses
Dams help humans reroute water for irrigation and to create power, allowing them to accomplish important goals for themselves.
Human desire for fossil fuels such as oil and coal has led to reliance on technologies like fracking, despite the damage fracking does. (my answer)
Taking steps to avoid deforestation is one strategy that will enable humans to reduce technology’s impact on the physical environment.
Greenhouse gas emissions from manufacturing have been happening for centuries in factories around the world, causing climate change.
Which answer best analyzes how technology is affecting the world?(1 point)
Responses
Technology is leading to less innovation.
Technology is decreasing life expectancy.
Technology is decreasing crop yields.
Technology is being used to conserve and restore ecosystems. (my answer)
Which statement best summarizes the changes in agricultural techniques over time?(1 point)
Responses
Over time, agricultural techniques shifted from very expensive to very cheap.
Humans have been using the same agricultural techniques since the beginning of sedentary agriculture.
Over time, humans have decreased the inputs of energy and chemicals in agriculture.
Over time, agricultural techniques shifted from requiring large inputs of labor to requiring large inputs of energy and technology. (my answer)
Which agricultural system requires the lowest input of labor and energy?(1 point)
Responses
intensive farming
the development and use of genetically modified crops
industrial agriculture (my answer)
nomadic pastoralism
After you investigate the effects of technological change on natural resource use, what statement could you make?(1 point)
Responses
People used to produce electricity by burning coal, but today electricity can be produced using sunlight, running water, wind, and Earth’s internal heat. (my answer)
Since the mid-eighteenth century, people have gradually transitioned from riding horses to driving automobiles, flying airplanes, and launching rockets to space.
People learned how to use trees to make paper more than 2,000 years ago.
People have been using iron since the beginning of the Iron Age hundreds of years ago.
Grade this and tell me if anything is wrong
1. Correct. The statement critiques the impact of technology's reliance on fossil fuels and fracking.
2. Correct. The statement acknowledges that technology is being used to conserve and restore ecosystems.
3. Correct. The statement accurately summarizes the shift in agricultural techniques from labor-intensive to energy and technology-intensive.
4. Correct. The statement accurately identifies industrial agriculture as the agricultural system requiring the lowest input of labor and energy.
5. Correct. The statement highlights the shift from coal to renewable energy sources for electricity production.
Overall, all your answers are correct. Well done!