How safe is the wax on apples? | Science Questions
2010年2月7日 · The waxes have been used on fruits since the 1920s. they're all made from natural ingredients certified by the US Food and Drug Administration as safe to eat and they come from natural sources such Carnauba that wax, the leaves of the Brazilian palm, Candelia wax, which is derived from a reed-like dessert plant of the genus euphorbia and also ...
Why a feather and an apple fall down at the same rate inside …
2015年1月10日 · apple and feather experiment , feather and ball bearing experiment, etc.. all experiments affirmed/confirmed that all stated subjects fall down at the same rate, therefore gravity is not what Newton described as “attraction”, because light or heavy objects, re-feather, apple, bearing, FALL AT THE SAME RATE inside vacuum chamber .
Biology Articles | Features | Naked Scientists
2021年7月19日 · Articles about biology, genetics, ecology and evolution, insects, mammals, marine science, plants and zoology
What science has in store for 2025 | Podcasts - The Naked Scientists
2025年1月3日 · So, one other thing that we saw was Apple's attempt, they were careful not to call it virtual reality. They called it augmented reality. And the Apple Vision Pro headset. Now it seems like that hasn't been a massive hit. It hasn't been a failure, but it hasn't been a massive hit. But Apple, I don't think, is going to give up on it.
Why do my fruit juices become carbonated in the fridge?
2012年9月12日 · What gives? Is it something with the fridge? I'm storing them normally--go straight home, put in refrigerator. A few days later, the juice is undrinkable. It's happened with apple juice, orange juice, and carrot juice, with different brands. Getting tired of …
How much ear wax can you produce in a lifetime?
2008年2月3日 · How much ear wax can you produce in a lifetime and can you make a candle with it?
Are candles bad for the environment? - Naked Scientists
2011年12月18日 · And because the pigs that they were made from would've eaten plant matter, the carbon in the candle wax would've come originally from the atmosphere. Trees would've turned it into sugars and turned it into starches, and cellulose and things that the animals would've eaten and then incorporated into their own body.
Why can't a snuffed candle be re-ignited? | Science Questions
2011年12月18日 · You actually need to get the wax hotter than the wick needs to be in order to smoulder. So after it's been smothered, it just isn't hot enough to re-ignite the wax vapour. Smoke from a blown out candle can be re-ignited, so why wouldn’t a snuffed candle pop back into life?
Is sugar in fruit healthier than in doughnuts? | Questions | Naked ...
2019年3月12日 · A normal sized apple has about 19 g of sugar, a doughnut has 48, but also the doughnut contains piles of fat so one normal sized apped maybe has 95 calories, a doughnut will have about 800 if it's the same size. So you need to eat eight apples to get about the same amount of calories. Chris - Ljiljana "Fruk-tose"!!!??
The science that defined 2024 | Podcasts - The Naked Scientists
2024年12月27日 · And if you want to build your GPT class model, you are going to need tens of thousands of those AI supercomputers. So the current valuation for NVIDIA is larger than the GDP of the United Kingdom. That's an extraordinary thought. They're larger than Amazon, larger than Google, larger than Apple. That's absolutely mind blowing.