Multiple choice general knowledge science & technology Some lasers are referred to as being “cw.” What does “cw” mean? Circular wave Constant white Continuous wave Clear white Reveal answer Fill a bubble to check yourself C Correct answer Explanation 'cw' stands for continuous wave, indicating the laser operates continuously rather than in pulses. Pulsed lasers emit energy in bursts, while continuous-wave lasers maintain steady output for applications like cutting, welding, or communication.