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Name the subjective property of light related to its wavelength?
Color is the subjective property of light related to its wavelength. The human eye perceives different wavelengths of light as different colors, with shorter wavelengths appearing bluer and longer wavelengths appearing redder.
What is the color of effort?
Effort does not have a color as it is a subjective concept related to energy, hard work, and determination. It is often represented symbolically as something invisible or abstract rather than a physical color.
What devices do not use electromagnets?
Some examples of devices that do not use electromagnets include simple mechanical tools like hammers and screwdrivers, as well as passive devices like a piece of rope or a wooden stick. These devices do not rely on electromagnetic principles for their operation.
What devices use infrared radiation?
Devices such as remote controls, security cameras, thermal imaging cameras, and some medical devices use infrared radiation for communication, detection, or imaging. It is also used in devices like infrared saunas and night vision goggles.
What devices use a wheel and axle?
Some devices that use a wheel and axle include cars, bicycles, wagons, and pulley systems. The wheel and axle mechanism helps to facilitate the movement and transfer of power in these devices.
