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- They consist of streams of fast-moving particles of negative electricity called electrons
- They cause glass and other materials (zinc sulphide) to fluorescence or glow with a green color
- They cast a shadow of an object in their path
- They travel in straight lines
- They can rotate a light paddle wheel inside a discharge tube showing they have kinetic energyEnergy is the ability to do work. Energy exists in several forms such as heat, kinetic or mechanical energy, light, potential energy, and electrical energy. Units of Energy: The SI unit... More
- They can produce x-rays
- They can affect photographic plates
- They can produce x-rays from a high-density metal when they are suddenly stopped by such metals
- They are deflected by an electric and magnetic field
- They can ionize a gas
- They can produce intense heat on object showing they are highly energetic particles
- They are highly penetrating and can penetrate metals like aluminum foil, steel shape, and gold foil
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