1) What speed does all electromagnetic radiation travel at? a) Speed of Sound b) Speed of Light c) Speed of Heat d) Speed of Electricity 2) What name is given to the spectral type missing in the sequence RM_VUXG? a) Infra-Red b) Cosmic Rays c) Infer-Red d) Invisible Light 3) What name is given to the spectral type missing in the sequence RMIV_XG? a) Beta Rays b) Cosmic Rays c) Ultra Violet d) Invisible Light 4) Which spectral types are ionising? a) RMI b) IVU c) MIV d) UXG 5) Which statement best describes ionising radiation? a) Radiation which has enough energy to remove an atoms outer electrons when absorbed. b) Radiation which gives you cancer. c) Radiation which contaminates your cells. d) Radiation with a low frequency. 6) Which of these spectral types is used for long-range communication? a) Infra-Red b) Radiowaves c) Gamma Rays d) Ultra-Violet 7) Which of these spectral types is used for sterilising surgical equipment?? a) Infra-Red b) Radiowaves c) Gamma Rays d) Ultra-Violet 8) Which of these spectral types is used to detect forged bank notes? a) Infra-Red b) Visible Light c) X-Rays d) Ultra-Violet 9) Which of these spectral types is used to scan luggage at an airport? a) Infra-Red b) Visible Light c) X-Rays d) Microwaves 10) Microwaves are used to heat food. What other common use do they have? a) Detecting leaks in underground pipes. b) Killing Bacteria. c) Sending text messages. d) Thermal Imaging.

Emerging - EM Spectrum

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