Lightning
Lightning rapidly equalizes charge differences. This topic is part of Weather within Science & Nature. This page currently draws on 22 supporting questions, with answers and bonus facts available below.
Lightning trivia questions
Lightning is a giant electrical what?
Answer: Discharge
Bonus fact: Lightning rapidly equalizes charge differences.
What sound is produced when air rapidly expands after being heated by lightning?
Answer: Thunder
Bonus fact: Lightning heats air extremely quickly, producing a pressure wave.
Why is lightning seen before thunder is heard?
Answer: Light travels much faster than sound
Bonus fact: Light reaches an observer far sooner than the slower sound wave.
A lightning rod is installed on a building to help protect it from what?
Answer: Lightning
Bonus fact: It provides a controlled path for electrical current.
Who famously experimented with lightning and promoted lightning rods?
Answer: Benjamin Franklin
Bonus fact: Franklin's electrical work led to practical lightning protection.
A lightning rod works best when connected by a conductor to what?
Answer: Ground
Bonus fact: A grounding system carries current safely into Earth.
Lightning is a giant discharge of what?
Answer: Electricity
Bonus fact: Charge separation in storms creates powerful electrical fields.
What causes thunder after a lightning strike?
Answer: Rapid expansion of heated air
Bonus fact: Lightning heats air extremely quickly, producing a shock wave.
Why do you usually see lightning before hearing thunder?
Answer: Light travels much faster than sound
Bonus fact: Light reaches observers almost instantly compared with sound.
In the NWS three-stage thunderstorm life cycle, which stage is most likely to produce hail, heavy rain, frequent lightning, strong winds, and tornadoes?
Answer: Mature stage
Bonus fact: A mature thunderstorm can reach roughly 40,000 to 60,000 feet in depth.
Who recorded the blues classic Smokestack Lightning?
Answer: Howlin' Wolf
Bonus fact: The 1956 recording was added to the National Recording Registry in 2009.
What produces thunder's pressure wave?
Answer: Rapid expansion of superheated air
Bonus fact: Lightning heats air to extreme temperatures.