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Energy Conservation

This category contains questions and answers related to energy conservation.

1,324 Questions

Name two types of energy from the natural world that earth surface receives?

The two types of energy from the natural world that Earth's surface receives are solar energy from the sun and geothermal energy from the Earth's interior. Solar energy warms the Earth's surface, powers photosynthesis, and drives weather patterns, while geothermal energy comes from the heat produced within the Earth's crust.

Why is earth pit used?

An Earth pit is used as a grounding system to protect electrical equipment and personnel from electrical faults by safely dissipating excess current into the ground. It helps maintain the electrical system's safety and integrity by providing a path for fault currents to flow away from sensitive equipment.

What is the price of a voluntary emissions reduction VER credit?

The price of a voluntary emissions reduction (VER) credit can vary depending on market conditions and the type of project generating the credit. On average, VER credits can range from $1 to $20 per ton of CO2 equivalent. However, prices can exceed $20 in some cases for high-quality VER credits from projects with strong environmental and social co-benefits.

How long until the oil runs out?

About 400 years at the rate we're going (from 2011).

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All oil will take quite some time, but there are some caveats:

  • not all oil is cheap to extract and produce. At the moment, the world is primarily using cheap oil. Oil contained in tar-sands for example is more expensive to extract and produce then oil from wells.
  • as Asian economies improve, particularly China, demand for oil will go up and so will its consumption;

There simply aren't enough reserves of cheap oil in the world to feed European, American and Chinese economies should the latter catch up with our standard of living, something which they are doing quite fast as we speak.

As a result, more expensive to produce oil will have to be used which inevitably will drive the oil price up. When exactly this will happen is unclear but some estimate it could start soon, around the year 2020.

What can people do to use natural resources more wisely?

People can use natural resources more wisely by reducing waste, conserving energy, recycling materials, and adopting sustainable practices. This includes using resources efficiently, choosing renewable sources of energy, and supporting environmentally-friendly products and technologies. Additionally, individuals can advocate for policies that promote responsible resource management and conservation efforts.

What does chemical energy geothermal energy?

Geothermal energy is the type of energy that comes from the heat that is within the earth. Chemical energy on the other hand refers to the potential energy of a chemical substance to undergo a chemical reaction.

How do you get pressure of 100 millibar from propane gas bottle?

To achieve a pressure of 100 millibar from a propane gas bottle, you would regulate the flow using a pressure regulator. Make sure the regulator is compatible with propane gas and set it to the desired pressure. Attach the regulator to the propane gas bottle, open the valve slowly, and adjust the regulator until the pressure gauge reads 100 millibar.

Do energy saving light bulbs have mercury in them?

CFLs do, they could not operate at all without somemercury. However they have much much less than older style fluorescent bulbs/tubes and the manufacturers are improving them so that today's CFL has less mercury than one from a couple years ago and a CFL made in a couple years should have even less.

LEDs don't.

How do you trash the earth?

It is not good to harm the earth, but every day waste piles up. This comes mostly from humans and the waste we produce, such as trash and garbage), but a lot amount also comes from emissions from vehicles and factories, along with idustrial waste.

How does geothermal conserve energy?

It converts low temperature heat energy from the ground to usable heat within a building. Its the same principle as a fridge, which takes heat from its interior and disperses it through the radiator at the back. The only electrical energy it uses powers the compressor and pump.

How does oil effect the earth?

Just like the axles in your car, oil keeps the earth's bearings lubricated so it rotates more easily and with less friction. As we extrude oil from the earth, there is less oil available to reduce the friction and so heat builds up and the earths slows a little each year. This can be observed by the need to add a leap-second to our clocks every few years. If the trend continues, the earth's core will get hot enough that volcanos will burst forth everywhere, but by then the earth should be spinning so slowly that temperature extremes will range from above boiling on the sun-facing side to near 0 Kelvin on the night side of earth. The net is that all advanced forms of life will long be dead from lack of water and food, so we won't be around to witness all those volcanos, so we won't care.

Better to leave the oil in the earth where it does the most good and the least harm.

How does soil conservation help us?

Soil conservation helps to prevent soil erosion, maintain soil fertility, protect water quality, and promote sustainable agriculture. By implementing soil conservation practices, we can ensure the long-term productivity of our lands and safeguard the environment for future generations.

How much energy do you waste leaving on lights?

Leaving lights on when they are not needed can waste significant amounts of electricity over time, depending on the type and wattage of the bulbs. One incandescent bulb left on for 1 hour can waste about 0.04 kWh, while a LED bulb might only waste 0.01 kWh in the same time frame. Multiple lights left on for extended periods can add up to higher energy costs.

Is it possible to recycle solid white board?

Yes, solid white board can be recycled. The boards are typically made from materials like wood pulp and can be reused to create new paper products or packaging. It is important to check with local recycling facilities to determine the specific guidelines for recycling white boards.

How can I find a short skit or drama to save earth?

You can search for environmental-themed skits or dramas on websites like Drama Notebook, Playscripts, or even YouTube. Look for scripts that emphasize the importance of protecting the environment and offer a message about conservation and sustainability. With a bit of creativity, you can adapt the skit to fit your performance needs and convey a powerful message about saving Earth.

How do cells make and use energy?

Cells make and use energy through a process called cellular respiration, which involves breaking down glucose into ATP molecules, the cell's energy currency. This process occurs in the mitochondria of the cell. ATP is then used to power various cellular activities.

On average how much gas volume wise is produced by a given volume of smokeless powder?

The gas volume produced by smokeless powder varies depending on the type and amount of powder used. Generally, smokeless powder produces around 100-200 times its own volume in gas when ignited. This gas expansion creates pressure that propels a bullet down the barrel of a firearm.

Why are freezers more efficient if their doors are kept closed as much as possible?

Freezers are more efficient when their doors are closed because opening the door allows cold air to escape and warm air to enter, leading to the freezer having to work harder to maintain its temperature. Keeping the door closed helps to conserve energy and maintain a stable internal temperature, ultimately reducing energy consumption.

Carbon dioxide is building up in your atmosphere for two reasons The first is that many of your activities produce carbon dioxide The second reason is that some of your activities limit the amount of?

carbon dioxide being absorbed by natural processes like forests. This imbalance in carbon dioxide levels is contributing to global warming and climate change. It is important to reduce carbon emissions and protect natural ecosystems to help mitigate these impacts.

How many volts in an energy efficient light bulb?

The voltage must be adapted to whatever is the standard voltage in your city: either something close to 110V, or something close to 220V.

How is a life jacket made from petroleum?

Life jackets are made by a petroleum byproduct, that is mixed with acids and other alcohols. The product from it, Polyurethane. Polyurethane is heat, shock, scratch, and tear resistant. The foam made from it is what allows life jackets to float.

Is it possible to find Geothermal energy in Canberra?

Yes, it is possible to find geothermal energy resources in Canberra. The region has some geothermal potential due to its location on the Eastern Australia Geothermal Heat Flow Anomaly. However, further exploration and development would be needed to assess the feasibility of tapping into this resource.

What is the future of Geothermal energy?

The earth like our bodies needs to be taken care of. If we keep destroying and polluting it we won't have clean water, clean air or a healthy place to live.

Answer: Geothermal eergy has many advantages in that it is clean and reliable over the long therm. It is however not accesable in all areas of the Earth. It is limited to areas with active vulcanism in the geologically recent past or with specific geological formations. In North America this would be primarily limited to the Rocky Mountains

What does extract natural resources means?

Extraction of natural resources can involve mining as in the mining of mineral resoucres or oil sand material as is the case with the Alberta Oilsand mining operations in Fort MacMurray Alberta Canada.

Does a led light run cooler than a fluorescent light?

Yes, LEDs run cooler than fluorescent lights because they convert more electrical energy into light instead of heat. This makes LEDs more energy-efficient and reduces the amount of heat they produce.