What causes resistance in a wire?

What causes resistance in a wire? The moving electrons can collide with the ions in the metal. This makes it more difficult for the current to flow, and causes resistance. The resistance of a long wire is greater than the resistance of a short wire because electrons collide with more ions as they pass through. […]

What causes neon to glow?

What causes neon to glow? Neon lighting consists of brightly glowing, electrified glass tubes or bulbs that contain rarefied neon or other gases. A high potential of several thousand volts applied to the electrodes ionizes the gas in the tube, causing it to emit colored light. The color of the light depends on the gas […]

Why did US not join League of Nations?

Why did US not join League of Nations? The League of Nations was established at the end of World War I as an international peacekeeping organization. Although US President Woodrow Wilson was an enthusiastic proponent of the League, the United States did not officially join the League of Nations due to opposition from isolationists in […]

What are the 4 types of skids?

What are the 4 types of skids? Driver Ed: Chapter 13 – Natural Laws and Risk Management A B Cornering Skid You lose steering control in a turn, and the car begins to skid Blowout Skid tire suddenly loses air pressure, and the car begins to skid. List the four different types of skids. Braking, […]

Is hail a solid or liquid?

Is hail a solid or liquid? Hail actually falls as a solid. Hailstones are formed by layers of water attaching and freezing in a large cloud. A frozen droplet begins to fall from a cloud during a storm, but is pushed back up into the cloud by a strong updraft of wind. When the hailstone […]

How do electrolytic cells work?

How do electrolytic cells work? An electrolytic cell converts electrical energy into chemical energy. Here, the redox reaction is spontaneous and is responsible for the production of electrical energy. The reaction at the anode is oxidation and that at the cathode is reduction. Here, the anode is positive and cathode is the negative electrode. What […]

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