Category: Physics

Is it a look or take Alook? The difference between “have a look” and “take a look” is geographical rather than semantic. The former phrase is usually used in the UK, whereas the latter is usually used in the USA. Is have a look formal? Both of the sentences that you suggested are grammatically correct, […]

How do you know if a sample is representative? A representative sample should be an unbiased reflection of what the population is like. There are many ways to evaluate representativeness—gender, age, socioeconomic status, profession, education, chronic illness, even personality or pet ownership. What percentage of sample is representative? For example, in a population of 1,000 […]

Do neurons allow us to think? In short, our nervous systems detect what is going on around us and inside of us; they decide how we should act, alter the state of internal organs (heart rate changes, for instance), and allows us to think about and remember what is going on. To do this, it […]

Is it legal to brake check a tailgater? Yes it is illegal to brake check a tailgater. Causing an accident on purpose is illegal. Others have said that you can claim to have seen something dart into the road, but you have still caused an accident. Yes, tailgating is also illegal, but two wrongs do […]

Can you run jet fuel in a diesel? Jet fuel (there’s variants, but a very common one is known as Jet A) is really close to regular old diesel fuel. And, for that matter, kerosene. You can even run it straight in your diesel car or truck, though it doesn’t lubricate as well so if […]

What is the property of minerals that reflects light? Luster What are the two major properties of minerals? A mineral species is defined by two distinct properties: (1) its chemical com- position and (2) its crystal structure. Each mineral has a distinct three- dimensional array of its constituent atoms. This regular geometry affects its physical […]

Which type of motion is of a girl sitting in a moving merry go round? circular motion What net force is acting on her if she is standing on the merry go round? Question: What Net Force Is Acting On Her If She Is Standing On The Merry -go-round 1.2 M From Its Center In […]

What is the direction of net force in circular motion? The final motion characteristic for an object undergoing uniform circular motion is the net force. The net force acting upon such an object is directed towards the center of the circle. The net force is said to be an inward or centripetal force. What is […]

What type of system is a hydraulic system? A hydraulic system is a drive technology where a fluid is used to move the energy from e.g. an electric motor to an actuator, such as a hydraulic cylinder. The fluid is theoretically uncompressible and the fluid path can be flexible in the same way as an […]

What are the factors affecting the solubility? Solubility is the maximum amount of a substance that will dissolve in a given amount of solvent at a specific temperature. There are two direct factors that affect solubility: temperature and pressure. Temperature affects the solubility of both solids and gases, but pressure only affects the solubility of […]