1.
To reuse something means what?
Correct Answer
A. To use over and over
Explanation
When we reuse something, it means using it repeatedly instead of discarding it after a single use. This helps in reducing waste and conserving resources. Reusing can involve using an item for the same purpose multiple times or repurposing it for a different use. Overall, the act of reusing emphasizes the concept of using something over and over again, rather than using less of it or throwing it away.
2.
What is the best benefit of wind power?
Correct Answer
C. It creates electricity that is safe for the environment
Explanation
Wind power is considered beneficial because it creates electricity that is safe for the environment. Unlike fossil fuels, wind power does not produce harmful greenhouse gas emissions or contribute to air pollution. It is a renewable energy source that harnesses the power of wind to generate electricity, reducing our reliance on finite resources. By utilizing wind power, we can reduce our carbon footprint and mitigate the negative impacts of climate change, making it a sustainable and environmentally friendly option for meeting our energy needs.
3.
What is energy that comes from ANY and all resources other than fossil fuels?
Correct Answer
B. Alternative energy
Explanation
Alternative energy refers to the energy that is derived from sources other than fossil fuels. It includes various renewable energy sources such as solar, wind, hydro, geothermal, and biomass. These energy sources are considered alternative because they are sustainable, have lower environmental impacts, and do not deplete natural resources. Alternative energy is an important solution to reduce dependence on fossil fuels and mitigate climate change.
4.
Define reduce.
Correct Answer
C. To use less of something
Explanation
The correct answer is "to use less of something." This means to decrease the amount or quantity of something that is being used. It implies the act of reducing or minimizing the consumption or utilization of a particular resource or substance.
5.
Which is a nonrenewable source of energy?
A. coal B. Solar C. Wind D. Hydroelectricity
Correct Answer
D. Coal
Explanation
Coal is a nonrenewable source of energy because it is formed from the remains of plants and trees that lived millions of years ago and takes a very long time to form. Once coal is mined and burned, it cannot be replaced or replenished in a short period of time. Therefore, it is considered a finite resource and not sustainable in the long term. In contrast, solar, wind, and hydroelectricity are renewable sources of energy as they are derived from natural processes that can be continuously replenished.
6.
Check all examples of nonrenewable resources.
Correct Answer(s)
A. Fossil fuels
C. Oil
D. Metals like iron, gold and silver
Explanation
The correct answer includes fossil fuels, oil, and metals like iron, gold, and silver. Nonrenewable resources are those that cannot be replenished or take a very long time to form, making them finite in nature. Fossil fuels, such as coal, oil, and natural gas, are formed from the remains of ancient plants and animals over millions of years. Oil is also a nonrenewable resource that is extracted from the Earth's crust. Metals like iron, gold, and silver are also nonrenewable as they are mined from the Earth's surface and do not naturally replenish at a rate that meets human consumption demands.
7.
What 2 gases produce acid rain?
Correct Answer
A. Nitrogen and sulfur
Explanation
Nitrogen and sulfur are the two gases that produce acid rain. When these gases are released into the atmosphere from sources like industrial emissions and vehicle exhaust, they can react with water, oxygen, and other chemicals to form nitric acid and sulfuric acid. These acids can then fall to the ground as acid rain, causing environmental damage to plants, animals, and infrastructure.
8.
Trace the transformation of energy for hydroelectricity.
Correct Answer
B. Kinetic - mechanical - hydroelectricity
Explanation
The correct answer is kinetic - mechanical - hydroelectricity. In hydroelectricity, the transformation of energy starts with the kinetic energy of flowing water. This kinetic energy is then converted into mechanical energy by the turbine blades as they spin. Finally, the mechanical energy is transformed into hydroelectricity through the generator, where it is converted into electrical energy for use.
9.
What does inexhaustible mean?
Correct Answer
A. It can never run out
Explanation
The term "inexhaustible" means that something can never run out. This implies that the resource or item in question is limitless and cannot be depleted or used up completely. It suggests that there is an abundant and constant supply of the resource, making it always available and never in danger of running out.
10.
Explain nonrenewable resources.
Correct Answer
B. Once it is gone it is gone forever - it can not be replaced in a lifetime
Explanation
Nonrenewable resources refer to natural resources that cannot be easily replenished or replaced once they are depleted. This means that once these resources, such as fossil fuels or minerals, are used up, they are gone forever and cannot be regenerated within a human lifetime. Unlike renewable resources, nonrenewable resources are finite and their availability is limited. Therefore, it is crucial to use them wisely and explore alternative sources of energy to ensure sustainability for future generations.
11.
Energy from running water is used to generate ___________________________
Correct Answer
D. Hydroelectricity
Explanation
Hydroelectricity is generated by harnessing the energy from running water, typically in the form of rivers or waterfalls. This energy is used to rotate turbines, which in turn generate electricity. Biomass refers to the use of organic matter to produce energy, which is not directly related to running water. Wind energy and solar power are generated by harnessing wind and sunlight respectively, and do not involve running water. Therefore, the correct answer is hydroelectricity.
12.
What is a renewable energy that uses plant and animal waste?
Correct Answer
C. Biomass
Explanation
Biomass is a renewable energy source that utilizes plant and animal waste. It involves converting organic materials such as wood, crops, and agricultural residues into energy through various processes like combustion, gasification, or anaerobic digestion. This sustainable energy source helps reduce greenhouse gas emissions and dependence on fossil fuels while providing an alternative and environmentally friendly solution for meeting energy needs.
13.
The Arizona desert would be a good area for which alternative energy ?
Correct Answer
B. Solar
Explanation
The Arizona desert would be a good area for solar energy because it receives abundant sunlight throughout the year. Solar panels can efficiently convert this sunlight into electricity, making it a viable and sustainable source of alternative energy in this region. Additionally, the flat landscape and clear skies in the desert make it an ideal location for maximizing solar energy production.
14.
Define renewable resources or energy.
Correct Answer
D. Energy that can be replaced quickly
Explanation
Renewable resources or energy refers to energy sources that can be replenished or replaced quickly. Unlike non-renewable resources like fossil fuels, renewable energy sources such as solar, wind, and hydro power are naturally replenished and can be harnessed without depleting the source. This makes renewable energy sustainable in the long term and reduces our reliance on finite resources.
15.
What is a source of energy that is formed from the remains of plants and animals that lived millions of year ago?
Correct Answer
D. Fossil Fuels
Explanation
Fossil fuels are formed from the remains of plants and animals that lived millions of years ago. Over time, these remains were buried under layers of sediment and subjected to high heat and pressure, which transformed them into coal, oil, and natural gas. These fuels are considered non-renewable because they take millions of years to form and are being consumed at a much faster rate than they can be replenished. Fossil fuels are a major source of energy worldwide, but their combustion releases carbon dioxide and other pollutants, contributing to climate change and air pollution.
16.
New objects are made from old objects when you ________________.
Correct Answer
C. Recycle
Explanation
Recycling is the process of converting old objects into new ones. It involves breaking down the materials of old objects and using them to create new products. By recycling, we can reduce the need for raw materials and decrease the amount of waste that ends up in landfills. This process helps to conserve resources, save energy, and protect the environment.
17.
Conservation means using natural resources ___________________
Correct Answer
C. Wisley
Explanation
Conservation means using natural resources wisely. This means utilizing resources in a responsible and sustainable manner, ensuring that they are not wasted or depleted. By using resources wisely, we can ensure their availability for future generations and minimize negative impacts on the environment.
18.
Click all that apply.
Check the 3 Rs,
Correct Answer(s)
A. Reduce
D. Reuse
F. Recycle
Explanation
The correct answer is "Reduce, reuse, recycle." These three words represent the principles of sustainable living and environmental conservation. "Reduce" refers to minimizing the consumption of resources and minimizing waste generation. "Reuse" encourages finding new uses for items instead of throwing them away. "Recycle" involves the process of converting waste materials into new products. Together, these three actions promote a more sustainable and responsible approach to resource management and waste disposal.
19.
Clcik all that are true statements about smog.
Correct Answer(s)
C. Smog occurs nearlarge cities
D. Smog is form from fog and smoke
Explanation
Smog occurs near large cities because it is primarily caused by the emissions from vehicles, industrial processes, and other human activities that release pollutants into the air. These pollutants react with sunlight to form smog. Smog is formed from fog and smoke because it is a combination of fog (water vapor) and smoke or other particulate matter in the air. The statement that smog is acid and water vapors mixed together is incorrect because smog is primarily composed of pollutants such as nitrogen oxides and volatile organic compounds, which can react with sunlight to form ground-level ozone.
20.
This is an example of a renewable resource.
Correct Answer
D. Trees
Explanation
Trees are an example of a renewable resource because they can be replanted and regrown after being harvested. They provide various benefits such as oxygen production, carbon dioxide absorption, and habitat for wildlife. Trees can also be used for timber, paper, and other wood products, making them a valuable and sustainable resource. Additionally, trees play a crucial role in preventing soil erosion and maintaining the overall health of ecosystems.