1) What is the electromagnetic spectrum? a) Energy range b) A particle c) A color d) A sound wave 2) Which has the longest wavelength? a) Gamma rays b) X-rays c) Ultraviolet d) Radio waves 3) Which has the highest frequency? a) Microwaves b) Infrared c) Visible light d) Gamma rays 4) What is visible light? a) UV radiation b) Part of spectrum c) Sound wave d) Heat wave 5) What do radio waves transmit? a) Light b) Sound c) Heat d) Pressure 6) Which is used in sterilization? a) Radio waves b) Microwaves c) Ultraviolet d) Infrared 7) What can block X-rays? a) Paper b) Skin c) Lead d) Plastic 8) Which is not a part of the electromagnetic spectrum? a) Sound b) Gamma rays c) X-rays d) Microwaves 9) What is the speed of light? a) 300 km/s b) 300,000 km/s c) 3,000 km/s d) 30,000 km/s 10) Which waves are used for cell phones? a) Radio waves b) Gamma rays c) X-rays d) Ultraviolet 11) What does 'UV' stand for? a) Ultra-violet b) Unique vision c) Universal velocity d) Ultra velocity 12) Which is used in remote controls? a) Radio waves b) Microwaves c) Infrared d) Ultraviolet 13) Which is the most energetic? a) Radio waves b) Microwaves c) Infrared d) Gamma rays 14) What is the order of the spectrum from highest to lowest frequency? a) Radio, Micro, Infrared b) Gamma, X-ray, UV c) UV, Visible, Infrared d) Visible, UV, X-ray 15) Which waves are used in ovens? a) Radio waves b) Microwaves c) Infrared d) Ultraviolet 16) What is the unit of frequency? a) Hertz b) Watt c) Ampere d) Newton 17) Which color has the shortest wavelength? a) Red b) Green c) Blue d) Violet 18) Which is not a characteristic of light waves? a) Mass b) Wavelength c) Frequency d) Speed 19) What does 'IR' stand for? a) In-range b) Infrared c) Inner radio d) Immediate response 20) Which is used in night vision goggles? a) Radio waves b) Microwaves c) Infrared d) Ultraviolet

Grade 10 Electromagnetic Spectrum Quiz

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