Category: Physics

Why pH is not less than zero? One far end is not more than 1M of hydrogen ions, which results in a pH value of not more than 0. While on the other end is not more than 1M of hydroxide ions which results in a pH value of not more than 14. What is […]

Why do land breezes happen at night? Land breezes usually occur at night because during the day the sun will heat land surfaces, but only to a depth of a few inches. At night, water will retain more of its heat than land surfaces because water has a high heat capacity. Does Land cool faster […]

What should a solenoid be wrapped around? A solenoid [nb 1] is a coil wound into a tightly packed helix. In physics, the term solenoid refers to a long, thin loop of wire, often wrapped around a metallic core, which produces a magnetic field when an electric current is passed through it. How is an […]

What is healthier cardio or weight training? Ultimately for overall health, cardio is the best form of exercise as compared to weight training, which is great for more specific fitness goals. What better cardio or weights per week? “Cardio can be done every day if it’s low-intensity; the higher the intensity, the less frequently you […]

Which best describes the relationship between speed and velocity? Which best defines the relationship between speed and velocity? Velocity is speed with displacement. Smith is designing a race where velocity will be measured. Which best defines speed? Answer. It is the total distance traveled over the total time. Which best describes velocity? The velocity of […]

Is it better to have a high or low coefficient of friction? In short, rougher surfaces tend to have higher effective values whereas smoother surfaces have lower due to the friction they generate when pressed together. Most dry materials in combination have friction coefficient values between 0.3 and 0.6. Which coefficient of friction should I […]

What is the osmotic pressure of blood? Types of fluids Oncotic pressure values are approximately 290 mOsm per kg of water, which slightly differs from the osmotic pressure of the blood that has values approximating 300 mOsm /L. Which of the following blood pressure readings would be indicative of hypertension? Blood pressure categories Normal: A […]

What is the importance of the phosphorus cycle? Phosphorus Cycle Definition. The phosphorus cycle is the process by which phosphorus moves through the lithosphere, hydrosphere, and biosphere. Phosphorus is essential for plant and animal growth, as well as the health of microbes inhabiting the soil, but is gradually depleted from the soil over time. What […]

Could we manipulate the Higgs field? If the discovery of the Higgs boson particle pans out, will even more mind-bending technologies result? Theoretically, it’s possible, says Arizona State University physicist Lawrence Krauss; but practically, it’s unlikely. “If you could manipulate the Higgs field locally, you’d have a great ‘Star Trek’ device. What exactly is the […]

Do you notice any such things in magnets to appreciate explain? Similarly,a normal magnet has many mesmerizing physical characteristics which we should surely appreciate,such as; 1) The direction property of a magnet is one of the most important features ,a freely hanging magnet always points at the north-south direction with it’s two edges. How does […]