Category: Physics

Why is the sodium potassium pump so important to the human body? In the kidneys the Na-K pump helps to maintain sodium and potassium balance in our body. It also plays a key role in maintaining blood pressure and controls cardiac contractions. What human body system depends on the sodium potassium pump? nervous system Why […]

Is chain pulling a crime? As per the Indian Railways Act , pulling the emergency chain without a valid reason is an offence and attracts a jail term of three years, or a fine up to Rs 1,000. Once the chain is pulled, the train has to be detained, and the delay affects other trains […]

Is a golf ball striking the ground a collision? A golf ball striking the ground is a collision. The ground exerts an equal force on the golf ball. The ground doesn’t exert a force on the golf ball. The force is zero because the golf ball has little mass. Is it bad to hit golf […]

Why am I burning through coils so fast? But how does a coil get burnt? The short answer: Chain vaping or not having enough e liquid in the tank are common causes of coil damage as the wick does not have time or enough e liquid available to soak up e liquid between puffs. A […]

What is the relationship between intensity? indicates the average value of the quantity q.) to describe the medium of propagation. What is the same for all types of waves, the main point here, is that the intensity is proportional to the square of the amplitude. Does voltage increase with light intensity? For the short-circuit current, […]

Why do we need replicates in an experiment? The replication reduces variability in experimental results. Stop of variability increases their significance and the confidence level. Finally, the researcher can draw conclusions about an experimental. Scientists must replicate experiments to ensure validity and account for error. Why is repetition of experiment important? The repetition principle is […]

What are three lung diseases that can be caused by air pollution? Air pollution is the cause and aggravating factor of many respiratory diseases like chronic obstructive pulmonary disease (COPD) (11,12), asthma (12,13), and lung cancer (14,15). Who is most affected by air pollution? The groups most affected by air pollution are people of color, […]

How gravity is created? Earth’s gravity comes from all its mass. All its mass makes a combined gravitational pull on all the mass in your body. You exert the same gravitational force on Earth that it does on you. But because Earth is so much more massive than you, your force doesn’t really have an […]

What are the 4 genders? The four genders are masculine, feminine, neuter and common. What are the roles of a boy and a girl at home? Chores: Boys are more likely than girls to have maintenance chores around the house such as painting and mowing the lawn, while girls are likely to have domestic chores […]

Which would have the longer period pendulum A? How does the length of a pendulum’s string affect its period? (Answer: A pendulum with a longer string has a longer period, meaning it takes a longer time to complete one back and forth cycle when compared with a pendulum with a shorter string. What length pendulum […]