Category: Physics

What happens when lightning strikes near you? Anyone outside near a lightning strike is potentially a victim of ground current. Typically, the lightning enters the body at the contact point closest to the lightning strike, travels through the cardiovascular and/or nervous systems, and exits the body at the contact point farthest from the lightning. What […]

What are examples of interval training? “Walk-back sprinting” is one example of interval training for runners, in which one sprints a short distance (anywhere from 100 to 800 metres), then walks back to the starting point (the recovery period), to repeat the sprint a certain number of times. What is the most effective interval training? […]

How do I know if my TV is 3D capable? Other ways to figure out if your TV recognizes the 3D signal from the output device: Press the HOME button. Select Settings. Select TV. Select Picture & Display. Select 3D settings. Select 3D display. On displays below 3D display if the movie is in 3D […]

What happens if an airplane goes too high? When the plane gets too high, there is insufficient oxygen to fuel the engines. “The air is less dense at altitude, so the engine can suck in less and less air per second as it goes higher and at some point the engine can no longer develop […]

Is 2020 a sunspot year? Image via NASA/ Solar Dynamics Observatory (SDO). The 11-year sunspot cycle that just ended, Cycle 24, was a noticeably weak one. They announced on December 7, 2020, their prediction that Solar Cycle 25 will be one of the strongest on record. Will there be a solar storm in 2025? 4 […]

Where is polarization used? Polarization is used for differentiating between transverse and longitudinal waves. Infrared spectroscopy uses polarization. It is used in seismology to study earthquakes. In Chemistry, the chirality of organic compounds is tested using polarization techniques. What is called Polarisation? Polarization (also polarisation) is a property applying to transverse waves that specifies the […]

Is carbonic acid dangerous? Is carbonic acid dangerous? Carbonic acid is not considered to be toxic or dangerous to human health since it is present naturally in the human body. However, it is important to note that exposure to high concentrations of H2CO3 can irritate the respiratory tract and the eyes. How do you remove […]

What is the magnitude of the electric field? the magnitude of the electric field (E) produced by a point charge with a charge of magnitude Q, at a point a distance r away from the point charge, is given by the equation E = kQ/r2, where k is a constant with a value of 8.99 […]

What is the best baseball radar gun app? 11 Best radar gun apps for Android & iOS Speed Gun. Speed Reporting Radar Gun. Pitch Counter & Radar Gun. Velo. SCOUTEE Radar Gun. Athla Velocity App. Baseball Radar Gun High Heat App. SPEED Gun App. Are Bushnell radar guns good? The gun is sturdy, and doesn’t […]

What are the five functions of the skin? The skin has six primary functions that help maintain its homeostasis. I. Protection. The skin consists of layers, each containing important elements that serve to protect the body against harm. II. Heat Regulation. III. Secretion. V. Sensation. VI. Absorption. What are the four main functions of the […]