Category: Physics

What happens when you touch an Electrophorus? By touching the metal pan, you provide a path for the repelled negative charges to flow away from the pan. You notice this as a shock. Without extra negative charges on the top of the pan, the figure’s hair goes down. Since the pie pan just lost some […]

Can a potato charge a phone? According to researchers, a potato has the essential to charge your phone. A quarter of potato boiled for eight minutes can be used to power LED lights, mobile phone and other electronics. The potato battery kit includes a wired copper cathode and a zinc anode. Can a boiled potato […]

Can humans only see 1%? Humans can only see1% of the visible light spectrum, which means we can only see 1% of what is going on around us. In other wards, we are unable (a see the Vast 99% of the world we live in! Find this Pin and more on Visible light spectrum by […]

Which type of receptor detects pressure and vibration? Pacinian receptors What is the function of Merkel discs? The Merkel disc is a main type of tactile end organ for sensing gentle touch and is essential for sophisticated sensory tasks, including social interaction, environmental exploration, and tactile discrimination. What is the function of the Meissner’s corpuscle […]

How long do lava rocks last? 1 to 2 years What do you call cooled lava? Igneous rocks form when magma (molten rock) cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. When lava comes out of a volcano and solidifies into […]

Which electromagnetic wave is the most useful in everyday life? Electromagnetic waves are classified according to their frequency. The different types of waves have different uses and functions in our everyday lives. The most important of these is visible light, which enables us to see. Radio waves have the longest wavelengths of all the electromagnetic […]

Will a 44 mag stop a grizzly? 44 Magnum is often considered the minimum cartridge for a bear-defense gun, that isn’t necessarily the case. This cartridge’s deep penetration is more than capable of stopping a charging bear with good shot placement. Many people are also able to shoot faster and more accurately with a . […]

What is the main purpose of a salt bridge? The purpose of the salt bridge is to act as a source of spectator ions that can migrate into each of the half cells to preserve neutrality. Any charge buildup in the solutions of the two half cells is known as a junction potential. What happens […]

What is the direction of drag force? Drag is a force and is therefore a vector quantity having both a magnitude and a direction. Drag acts in a direction that is opposite to the motion of the aircraft. Lift acts perpendicular to the motion. Is buoyancy a drag force? Drag is due to frictional resistance […]

How often does aurora australis occur? Most southern lightshows occur during the Southern Hemisphere’s fall and winter months, which stretch from March through September. Here are four aurora australis hotspots for those looking for a southern celestial spectacle. What are the two most common and two most rare colors seen in auroras? The colors most […]