السؤال 16Which pair of symbols is written correctly?KW for kilowatt and MW for megawattkW for kilowatt and mW for megawattKW for kilowatt and mW for megawattkW for kilowatt and MW for megawatt✓الإجابة الصحيحةالشرحThe prefix kilo is a lower-case k, while mega is a capital M. A lower-case m is already taken: it is the prefix milli, so mW means milliwatt, not megawatt.