What is the cheapest way to heat a pool?

What is the cheapest way to heat a pool? Here are the seven cheapest ways to heat your pool this off-season. Use a Solar Cover. Invest in Solar Sun Rings. Try Out a Liquid Solar Pool Cover. Build a Windproof Pool Enclosure. Use the Black Hose Trick. Snag a Pool Heat Pump. Combine a Solar […]

Why is Earth tilted at 23.5 degrees and wobble?

Why is Earth tilted at 23.5 degrees and wobble? Its axis is tilted about 98 degrees, so its north pole is nearly on its equator. Astronomers suspect that this extreme tilt was caused by a collision with an Earth-sized planet billions of years ago, soon after Uranus formed. Earth’s axis appears stable, but it actually […]

How many generations of stars are there?

How many generations of stars are there? When new stars form, the most massive ones will die quickly, and their remnants can then participate in future episodes of star formation. It is possible that many of these atoms have been inside dozens or even 100+ generations of stars by the present time. What is the […]

How much water can be held in a tank?

How much water can be held in a tank? Storage tanks are labeled according to their “shell” size. But their actual water storage capacity is usually about 30% of that. So a 20 gallon tank really holds about 6 gallons of water. The rest of that space, about 70%, holds air. How much water can […]

Which depreciation method is best?

Which depreciation method is best? Straight line depreciation Arguably the most common method of calculating depreciation, because it’s easy to calculate and can be applied to all fixed assets. Straight line depreciation works by simply dividing the cost of the asset (less any expected sell/scrap value) by the length of its expected useful life. What […]

Is NVM rude?

Is NVM rude? It could be pretty rude if it seems like you are trying to dismiss something that they are interested in. For this reason, it is best to say nvm only to your friends, who would be okay with it if you accidentally offend them. Is replying K rude? According to the first […]

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