Matter—the visible kind, that is—interacts with the universe in many ways. It absorbs and, in many cases, emits electromagnetic radiation in the form of gamma rays, visible light, infrared, and more. It can generate magnetic fields of various sorts and strengths. Matter has mass, creating...
Bill Harper is Co-Founder and co-creative leader of advertising agency Immortology in Chapel Hill, N.C. With two decades of experience, Harper’s specialty is launching, developing and revitalizing brands by finding ways to outsmart, not outspend, their competitors. Earlier in his ...
During this launch, the rocket reached a speed of 11.2 kilometers per second, with a permitted speed deviation of no more than one meter per second, which could otherwise lead to a positional error of up to one million kilometers. "Achieving such trajectory precision is akin to shooting a ...
The rock and meterstick balance at the 25-cm mark, as shown in the figure. The meterstick has a mass of 1 kg. What must be the mass of the rock?A rock has a mass of 1kg and hangs from the 0cm end of a meter stick. What...
Electric Current Definition: Electric current is defined as the flow of charged particles—such as electrons or ions—through a conductor or space. Electric Current Formula: The flow rate of electric charge is calculated by dividing the change in charge by the change in time. Electric Current Uni...
Ethereum gas is denominated in gwei, short for gigawei, with one gwei equal to one billionth of an ETH. Ethereum gas fees can only be paid in Ethereum’s native token, Ether (ETH). Ethereum gas fees exist because operating the Ethereum network uses resources in the form of ...
Your life is organized like an orbit. I know. 了解了这点,就知道为何四年于相隔千里的我们,似乎只是弹指一挥间而已。 我其实了解小女儿的心理,是希望多一点surprise多一点romantic多一点傻里吧唧的指天划地的。可惜我这方面的才能似乎多用在0,1组成的无机世界里了,于是只能委屈她了。大多数的时间,她就一...
So, the logical conclusion might be – “Once I know all these words, I have to learn MORE new ones to broaden my English vocabulary!” Fair enough, but did you know that this is the biggest pitfall so many of us, foreigners, fall for? You see – the problem is that we may know...
Bajau fishermen make use of wooden sailing vessels known as perahu lambo for voyages as far as Timor and Arafura seas. The construction and launch of these craft are ritualized, and the vessels are believed to have a spirit (Sumanga’). Under a 1974 Memorandum of Understanding, “Indonesian...
Inside the terminal: old army staging area and an evocative wooden Liberty/tank artwork. Army terminal cat. Shipping still comes through the terminal so I guess there are plenty of rats and handouts from cat-lovers to keep it going. I miss our cats when I travel so this moment was appreci...