Question

Electromagnetic waves in order of decreasing frequency and write any two property and uses of each

Answer 1

gamma rays

used to kill the bacteria in marshmallows and to sterilise medical equipment

X-rays

used to image bone structures

ultraviolet light

bees can see into the ultraviolet because flowers stand out more clearly at this frequency

visible light

used by humans to observe the world

infrared

night vision, heat sensors, laser metal cutting

microwave

microwave ovens, radar

radio waves

radio, television broadcasts