Lightning Lightning Quiz #3 [medium] by admin|Published May 25, 2025 1. You see a lightning bolt. Thunder arrives 6 seconds later. How far was the lightning bolt? ~1 km (~0.6 mi) ~2 km (~1.2 mi) ~3 km (~1.9 mi) ~4 km (~2.5 mi) None 2. The first lightning flash a growing thunderstorm typically produces is? Cloud-to-ground (hits the ground) Intracloud (inside the cloud) None 3. Lightning in which the main channel breaks up into luminous fragments before fading out is called? Sheet lightning Bead lightning Ribbon lightning None 4. Some lightning flashes appear to flicker multiple times. This effect is produced by multiple return strokes in the same lightning flash. Why do some lightning flashes contain multiple return strokes? Because the same lightning channel successively discharges different parts of the thundercloud Because strong winds may make the lightning channel drift Because there is too much charge to transfer in a single return stroke None 5. What is 'strobe lightning' (informal)? You may encounter this term often with social media videos of lightning storm. Extremely short (in duration) lightning flash Extremely high frequency intracloud lightning Lightning flashing in regular time intervals None 6. Which of the following lightning storm claims is incorrect? Lightning can strike more than 10 km away from a thunderstorm Lightning can strike in the same place more than once Lightning storms can occur both during the day and during the night Lightning storms happen only in hot summer weather None 7. What type of lightning is in the photo? Anvil crawler Bolt from the blue Intracloud lightning Upward lightning None 8. Which of the following four is *not* a sign of an imminent close lightning strike? Hair standing on end Tingling sensation on skin St Elmo's fire Absence of wind None 9. The place with the most lightning in the world (lightning flashes per square kilometer per year) is? "Lightning Alley" - Tampa Bay, Florida Lake Maracaibo in Venezuela Areas of Kabare and Kampene in Congo Singapore None 10. Why does lightning flicker? That is the effect of the eye's iris closing down due to bright light Due to multiple return strokes that discharge different parts of the thundercloud Lightning does not flicker None 11. What is the stage of cloud-to-ground lightning in which a downward moving stepped leader and upward streamer meet called? Dissociation Breakdown Attachment Induction None 12. What are the melt quartz sand figures produced by lightning called? Ammonites Tachylites Chondrites Fulgurites None Time's up
