Category: Lifehacks

What force slows down a bullet? Forces acting on the projectile In small arms external ballistics applications, gravity imparts a downward acceleration on the projectile, causing it to drop from the line of sight. Drag, or the air resistance, decelerates the projectile with a force proportional to the square of the velocity. Do slower bullets…

How do you tell if someone deeply cares about you? They will provide you with closure. They are in tune with your mood and behavioral fluctuations. They take care of you, even in the smallest ways. They give you space when you need it. They show their love for you without ever having to say…

How long can a bacterial cell live? Bacteria divide somewhere between once every 12 minutes and once every 24 hours. So the average lifespan of a bacterium is around 12 hours or so. How can bacteria die? Temperature is one of the ways you can kill pathogenic bacteria in your home. You can do this…

Is it possible for Prince Harry to become king? Harry is sixth in line to the throne – behind Prince Charles, Prince William, Prince George, Princess Charlotte and Prince Louis – so it is unlikely he would ever become the monarch. Can Harry and Meghan keep their titles? The queen allowed the couple to keep…

Is Microexpressions real? Microexpressions are likely signs of concealed emotions. (They may also be signs of rapidly processed but unconcealed emotional states.) They occur so fast that most people cannot see or recognize them in real time. Which strategy for detecting deception is most effective? polygraph The polygraph is the best-known technique for psychophysiological detection…

What is sports psychology and why is it important? Sports psychology is the study of psychology within a sporting context. It is an intrinsic part of understanding athletes’ mental thought processes, as well as devising methods and tactics designed to improve the overall mental health and wellbeing of sportspeople, normally within a professional sporting environment….

Which test is required after MBBS in Pakistan? National Medical & Dental College Admission Test (NMDCAT) (or National MDCAT) is a standardized computer-based test conducted in Pakistan and internationally each year for admissions in MBBS and BDS degree programs. Do medical students practice exams on each other? Historically, it has been common practice for medical…

Why don t all currencies have the same value? Different currencies exist because different countries have various economic landscapes. This is done in order to maintain stability for investors, who don’t want to worry about any fluctuations in the currency’s value. If a currency’s value drops, the value of investments will also decrease. What is…

How could you support someone going through infertility? When appropriate, encourage therapy. If you feel your friend could benefit from talking to a professional to handle his or her grief, suggest therapy gently. If you go to therapy regularly, or ever have, share your personal story. Support their decision to stop treatment. Does infertility make…

What determines the value of a boat? There are a number of factors that determine the value of a pre-owned vessel. The most obvious ones include size, age and model. After that, there are more subtle elements like condition, location and equipment. Boat location and condition are big factors in the value and asking price…