1.
The burning of fossil fuels produces carbon dioxide that increases global warming.
Correct Answer
A. True
Explanation
The burning of fossil fuels, such as coal, oil, and natural gas, releases carbon dioxide (CO2) into the atmosphere. This CO2 acts as a greenhouse gas, trapping heat from the sun and causing the Earth's temperature to rise, leading to global warming. Therefore, it is true that the burning of fossil fuels produces carbon dioxide, which contributes to global warming.
2.
Solar energy and wind energy are examples of inexhaustible energy resources.
Correct Answer
A. True
Explanation
Solar energy and wind energy are examples of inexhaustible energy resources because they are both derived from renewable sources that are constantly replenished by natural processes. Solar energy is obtained from the sun, which will continue to emit energy for billions of years. Wind energy is generated by the movement of air masses caused by the uneven heating of the Earth's surface, a process that will continue as long as the sun exists. Therefore, both solar and wind energy can be harnessed indefinitely without depleting their sources, making them inexhaustible.
3.
Nuclear energy is fossil fuel.
Correct Answer
B. False
Explanation
Coal, natural gas, and petroleum are fossil fuels.
4.
Coal, natural gas, and petroleum are fossil fuels.
Correct Answer
A. True
Explanation
Coal, natural gas, and petroleum are considered fossil fuels because they are formed from the remains of ancient plants and animals that lived millions of years ago. These organic materials were subjected to high pressure and heat over time, resulting in the formation of these energy-rich substances. Fossil fuels are non-renewable resources and play a significant role in powering modern society, but their extraction and combustion contribute to environmental issues such as air pollution and climate change.
5.
Geothermal energy comes from underground pockets of hot water and steam.
Correct Answer
A. True
Explanation
Geothermal energy is generated by harnessing the heat from the Earth's core. This heat is produced by the natural decay of radioactive materials and the residual heat from the planet's formation. Underground pockets of hot water and steam, known as geothermal reservoirs, are tapped into to generate electricity or for direct use in heating and cooling systems. Therefore, the statement that geothermal energy comes from underground pockets of hot water and steam is true.
6.
Energy resources that are nonrenewable cannot be used up.
Correct Answer
B. False
Explanation
Energy resources that are inexhaustible cannot be used up.
7.
Energy conservation is important in helping us reduce the rate at which we use ______________ energy resources. (renewable or nonrenewable)
Correct Answer
nonrenewable
Explanation
Energy conservation is important in helping us reduce the rate at which we use nonrenewable energy resources because nonrenewable energy resources are finite and will eventually run out. By conserving energy, we can decrease our reliance on nonrenewable sources such as fossil fuels, which not only helps to preserve these limited resources but also reduces the negative environmental impacts associated with their extraction and use.
8.
Which energy source makes gasoline, fuel, oil, diesel, and kerosene?
Correct Answer
D. Petroleum
Explanation
Petroleum is the correct answer because it is a fossil fuel that is used to produce gasoline, fuel, oil, diesel, and kerosene. It is a liquid mixture of hydrocarbons found beneath the Earth's surface and is extracted through drilling. Petroleum undergoes refining processes to separate its different components, which are then used as energy sources in various industries and transportation sectors.
9.
Which energy source uses the kinetic energy from falling water?
Correct Answer
B. Hydroelectric
Explanation
Hydroelectric energy is generated by harnessing the kinetic energy of falling water. This is done by constructing dams or diverting rivers to create a water reservoir at a higher elevation. The potential energy of the elevated water is then converted into kinetic energy as it falls, which is used to turn turbines and generate electricity. Therefore, hydroelectric power is the energy source that utilizes the kinetic energy from falling water.
10.
Which energy source is wood considered?
Correct Answer
B. Biomass
Explanation
Wood is considered a biomass energy source because it is derived from organic matter, specifically trees. Biomass refers to any type of organic material that can be used as a fuel source, and wood fits this description perfectly. It can be burned to produce heat and energy, making it a renewable and sustainable energy option. Wood is widely used for heating, cooking, and generating electricity in many parts of the world, which further supports its classification as a biomass energy source.
11.
Which energy source is fossil fuel which produces the least amount of pollution?
Correct Answer
C. Natural Gas
Explanation
Natural gas is considered the fossil fuel that produces the least amount of pollution. When compared to coal and petroleum, natural gas emits lower levels of greenhouse gases and air pollutants. It releases less carbon dioxide, sulfur dioxide, nitrogen oxides, and particulate matter during combustion. Additionally, natural gas combustion produces fewer toxic pollutants, making it a cleaner option for energy production. This is why natural gas is often seen as a more environmentally friendly alternative to other fossil fuels.
12.
Which energy source uses uranium?
Correct Answer
B. Nuclear
Explanation
Nuclear energy uses uranium as its source. Uranium is a radioactive element that undergoes nuclear reactions, releasing a large amount of energy in the process. This energy is harnessed in nuclear power plants to generate electricity. Unlike coal, natural gas, and petroleum, which are fossil fuels, nuclear energy does not produce greenhouse gas emissions during the power generation process. Therefore, nuclear energy is considered a cleaner alternative for electricity production.
13.
Which energy source is blackish rock formed millions of year ago?
Correct Answer
A. Coal
Explanation
Coal is a blackish rock formed millions of years ago from the remains of plants and trees that were buried and subjected to intense heat and pressure over time. This process of coal formation is known as coalification. Due to its high carbon content, coal is a significant source of energy and is widely used for electricity generation and industrial purposes.
14.
Which energy source uses turbines to transform kinetic energy into electrical energy?
Correct Answer
B. Wind
Explanation
Wind energy uses turbines to transform the kinetic energy of the wind into electrical energy. Wind turbines consist of large blades that are rotated by the force of the wind. As the blades spin, they turn a generator, which produces electricity. This electricity can then be used to power homes, businesses, and other electrical devices. Wind energy is a renewable energy source that does not produce greenhouse gas emissions, making it a clean and sustainable option for generating electricity.
15.
Which energy source is thermal energy inside Earth?
Correct Answer
A. Geothermal
Explanation
Geothermal energy refers to the thermal energy inside the Earth. This type of energy is generated from the heat stored within the Earth's crust, which is produced by the radioactive decay of minerals and the residual heat from the planet's formation. Geothermal energy can be harnessed through various methods such as geothermal power plants, geothermal heat pumps, and direct use systems. It is a renewable and sustainable energy source that can be used for heating, cooling, and generating electricity.
16.
Which energy source is radiant energy from the sun?
Correct Answer
D. Solar
Explanation
Radiant energy from the sun is commonly referred to as solar energy. The sun emits electromagnetic radiation, including visible light, ultraviolet radiation, and infrared radiation. Solar panels are designed to capture this radiant energy and convert it into usable electricity. Therefore, the correct answer is solar.
17.
Choose the energy resources that are nonrenewable.
Correct Answer(s)
A. Natural Gas
C. Nuclear
F. Coal
G. Petroleum
Explanation
The correct answer includes natural gas, nuclear, coal, and petroleum. These energy resources are considered nonrenewable because they are finite and cannot be replenished at the same rate they are being consumed. Natural gas, coal, and petroleum are fossil fuels formed from ancient organic matter, while nuclear energy relies on the fission of uranium or plutonium. These resources take millions of years to form and are being depleted much faster than they can be replaced.
18.
Choose the energy resources that are renewable.
Correct Answer(s)
B. Geothermal
D. Wind
E. Solar
H. Hydroelectric
I. Biomass
Explanation
Geothermal, wind, solar, hydroelectric, and biomass are considered renewable energy resources because they are naturally replenished and can be used without depleting their sources. Geothermal energy harnesses the heat from the Earth's core, wind energy utilizes the power of wind turbines, solar energy captures sunlight through solar panels, hydroelectric power is generated from flowing water, and biomass energy is produced from organic materials such as plants and waste. These resources are sustainable and have minimal impact on the environment compared to non-renewable energy sources like natural gas, nuclear, coal, and petroleum.
19.
Almost all the energy in foods and fuels can be traced to energy from inside Earth.
Correct Answer
B. False
Explanation
Almost all the energy in foods and fuels can be traced to energy from the Sun.
20.
A geothermal power plant transforms the kinetic energy in moving water into electrical energy.
Correct Answer
B. False
Explanation
A hydroelectric power plant transforms the kinetic energy in moving water into electrical energy.
21.
Fossil fuels are nonrenewable energy resources.
Correct Answer
A. True
Explanation
Fossil fuels are considered nonrenewable energy resources because they are formed from the remains of plants and animals that lived millions of years ago. These resources, such as coal, oil, and natural gas, take millions of years to form and cannot be easily replenished within a human lifetime. Once these resources are depleted, they cannot be replaced, making them nonrenewable.
22.
An inexhaustible energy resource is an energy source that cannot be used up.
Correct Answer
A. True
Explanation
An inexhaustible energy resource refers to a source of energy that is essentially limitless and cannot be depleted. This means that it can be continuously used without running out or being exhausted. Therefore, the statement "An inexhaustible energy resource is an energy source that cannot be used up" is true, as it accurately describes the nature of such resources.
23.
Conserving energy reduces the rate at which energy resources are used.
Correct Answer
A. True
Explanation
Conserving energy refers to the practice of using energy efficiently and avoiding unnecessary waste. By conserving energy, we can reduce the rate at which energy resources are consumed. This is because when we use energy more efficiently, we require less energy to perform the same tasks. This helps in preserving energy resources and ensures their availability for a longer period of time. Therefore, the statement that conserving energy reduces the rate at which energy resources are used is true.
24.
A disadvantage of using nuclear energy is air pollution.
Correct Answer
B. False
Explanation
A disadvantage of using fossil fuels is air pollution.
25.
A renewable energy resource is an energy source that is replaced as fast, or faster than it is used.
Correct Answer
A. True
Explanation
A renewable energy resource is a source of energy that can be replenished naturally and indefinitely. This means that the rate at which the resource is replaced is equal to or greater than the rate at which it is consumed. This allows for sustainable energy production and reduces reliance on finite fossil fuel sources. Therefore, the statement "A renewable energy resource is an energy source that is replaced as fast, or faster than it is used" is true.
26.
About 86% of the energy used in the United States is from nuclear power.
Correct Answer
B. False
Explanation
About 86% of the energy used in the United States is from fossil fuels.
27.
A nonrenewable energy source is an energy source that is used faster than it is replaced or is available in limited amounts.
Correct Answer
A. True
Explanation
A nonrenewable energy source refers to sources like fossil fuels (coal, oil, and natural gas) and nuclear energy, which cannot be easily replenished or replaced once they are used up. These sources take millions of years to form, and the rate at which they are consumed is much faster than the rate at which they are naturally replenished. Therefore, it is true that nonrenewable energy sources are used faster than they are replaced or are available in limited amounts.
28.
Biomass fuels are the remains of ancient organisms that can be burned as an energy source.
Correct Answer
B. False
Explanation
Fossil fuels are the remains of ancient organisms that can be burned as an energy source.
29.
Most of the electrical energy people use is produced by solar panels.
Correct Answer
B. False
Explanation
Most of the electrical energy people use is produced by electric power plants.
30.
Who is your favorite teacher?
Correct Answer
A. Mrs. DeLorenzo
Explanation
Mrs. DeLorenzo is the favorite teacher because the question asks for the respondent's personal preference. The answer could vary from person to person, but in this case, the chosen teacher is Mrs. DeLorenzo.