1.
To reuse something means what?
Correct Answer
A. To use over and over
Explanation
The correct answer is "to use over and over." Reusing something refers to using it multiple times instead of disposing of it after a single use. It implies finding new ways to utilize an item or resource, extending its lifespan, and reducing waste. Reusing promotes sustainability and conservation by minimizing the need for new production and reducing the environmental impact associated with manufacturing and disposal.
2.
What is the best benefit of wind power?
Correct Answer
C. It creates electricity that is safe for the environment
Explanation
Wind power creates electricity that is safe for the environment. Unlike fossil fuels, wind power does not produce harmful emissions such as carbon dioxide, which contributes to climate change. Wind turbines harness the power of the wind to generate clean and renewable energy. This helps reduce reliance on fossil fuels and decreases air pollution. Additionally, wind power is a sustainable energy source that is not depleted, making it a long-term solution for meeting energy needs while minimizing environmental impact.
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 forms of renewable energy such as solar, wind, hydro, geothermal, and biomass energy. Unlike fossil fuels, which are finite and depletable, alternative energy sources are considered more sustainable and environmentally friendly. They offer a viable and long-term solution to meet the world's energy needs while reducing dependence on fossil fuels and minimizing their negative impact on the environment.
4.
Define reduce.
Correct Answer
C. To use less of something
Explanation
The term "reduce" means to use less of something. It implies the act of decreasing the quantity or amount of a particular item or resource. This can be applied in various contexts, such as reducing waste, reducing energy consumption, or reducing the use of certain materials. By using less of something, we aim to minimize our impact on the environment, conserve resources, and promote sustainability.
5.
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 examples of nonrenewable resources such as fossil fuels, oil, and metals like iron, gold, and silver. Nonrenewable resources are those that cannot be replenished or regenerated at the same rate they are being consumed. Fossil fuels and oil are derived from ancient organic materials and take millions of years to form, making them nonrenewable. Metals like iron, gold, and silver are also nonrenewable resources as they are mined from the Earth's crust and cannot be naturally replenished within a human lifespan.
6.
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 fossil fuels are burned, nitrogen and sulfur compounds are released into the atmosphere. These compounds react with water, oxygen, and other chemicals in the air to form nitric acid and sulfuric acid. These acids then fall back to the Earth's surface as acid rain, causing harm to the environment, including damage to forests, lakes, and buildings.
7.
Trace the transformation of energy for hydroelectricity.
Correct Answer
B. Kinetic - mechanical - hydroelectricity
Explanation
The transformation of energy for hydroelectricity begins with the kinetic energy of flowing water. This kinetic energy is then converted into mechanical energy, typically by using a turbine or water wheel. Finally, the mechanical energy is further transformed into hydroelectricity, which can be used to power homes and other electrical devices.
8.
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 unlimited in quantity and cannot be depleted or used up completely.
9.
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 are natural resources that cannot be replenished or replaced once they are depleted. Once these resources, such as fossil fuels or minerals, are used up, they are gone forever and cannot be regenerated within a human lifespan. Unlike renewable resources that can be naturally replenished, nonrenewable resources are finite and their availability is limited. Therefore, it is crucial to use them wisely and explore alternative sources of energy and materials to ensure long-term sustainability.
10.
Energy from running water is used to generate ___________________________/
Correct Answer
D. Hydroelectricity
Explanation
Energy from running water is used to generate hydroelectricity. Hydroelectricity is a form of renewable energy that harnesses the power of flowing or falling water to generate electricity. This is achieved by building dams on rivers or streams, which create reservoirs of water. When the water is released, it flows through turbines, which spin generators to produce electricity. Hydroelectric power is a clean and sustainable energy source that does not produce greenhouse gas emissions or air pollution.
11.
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 crop residues, wood, and livestock manure into usable energy. This process can be done through various methods, including combustion, fermentation, and anaerobic digestion. Biomass is considered a sustainable energy option as it reduces the reliance on fossil fuels and helps in waste management by utilizing agricultural and forestry residues.
12.
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 convert this sunlight into electricity, making it a viable and efficient source of renewable energy in the region.
13.
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 within a relatively short period of time. Unlike non-renewable resources such as fossil fuels, which take millions of years to form, renewable energy sources like solar, wind, and hydro power can be harnessed and used continuously without depletion. These sources are considered sustainable as they have the ability to regenerate naturally and are not finite in supply. Therefore, the correct answer is "Energy that can be replaced quickly."
14.
. 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 subjected to heat and pressure, resulting in the formation of coal, oil, and natural gas. These fuels are considered non-renewable because they take millions of years to form and cannot be replenished at the rate they are being consumed. Fossil fuels are widely used for energy production due to their high energy density, but their combustion releases carbon dioxide and other greenhouse gases, contributing to climate change.
15.
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, reducing the need for raw materials and minimizing waste. By recycling, we can break down old objects, such as plastic bottles or paper, and transform them into new products. This helps to conserve resources, reduce energy consumption, and decrease pollution. Therefore, recycling is an effective way to create new objects from old ones and promote sustainability.
16.
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, taking into consideration the long-term effects and ensuring their availability for future generations. It involves practices such as reducing waste, recycling, and using renewable sources of energy. By using resources wisely, we can minimize environmental impact, preserve biodiversity, and maintain the balance of ecosystems.
17.
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 terms are commonly used in environmental conservation to promote sustainable practices. "Reduce" refers to minimizing waste and consumption, "reuse" encourages using items multiple times instead of disposing of them, and "recycle" involves converting waste materials into new products. By practicing these three Rs, individuals can contribute to reducing their environmental impact and conserving resources.
18.
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, industries, 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 (particulate matter) mixed with pollutants such as nitrogen and sulfur compounds.
19.
This is an example of a renewable resource.
Correct Answer
D. Trees
Explanation
Trees are considered a renewable resource because they can be replanted and regrown. They play a crucial role in the carbon cycle by absorbing carbon dioxide and releasing oxygen through photosynthesis. Additionally, trees provide various benefits such as providing habitat for wildlife, preventing soil erosion, and supplying us with timber and other forest products. Due to their ability to be replenished, trees are a sustainable and renewable source of many essential resources.
20.
Which is a nonrenewable source of energy?
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. It takes millions of years for coal to form, making it a finite resource that cannot be replenished within a human lifespan. Once coal is extracted and burned for energy, it cannot be replaced. This makes coal a nonrenewable source of energy.