Alpha particles. Alpha particles are made of 2 protons and 2 neutrons. This means that they have a charge of +2, and a mass of 4. (the mass is measured in atomic mass units, where each proton & neutron=1) We can write them as , or, because they're the same as a helium nucleus, . Alpha particles are relatively slow and heavy.
For more, visit TIME Health. 1  The average attention span for the notoriously ill-focused goldfish is nine seconds, but according to a new study from Microsoft Corp., people now generally lose concentration after eight seconds, highlighting the affects of an increasingly digitalized lifestyle on the brain.
Six seconds. Thatâs how much time recruiters usually take to look at your resume. Your stellar academic record and long list of professional accomplishments, all in six seconds.In a 2012 study, researchers recorded their subjectsâ eyeball movements, what they zeroed in on, and for how long.f theyâre only spending six seconds on a resume, unless their reading rate is 6000 wpm with 90%+ retention, theyâre not likely to retain enough information to make the scan worthwhile. If all theyâre looking at is titles and education, they donât know much more after âreadingâ the resume than they did before.