Test 3.2 Flashcards
What is the #2 weather killer in US
Lightening
What is the most consistent and significant weather hazard that affects intercollegiate athletics
Lightening
What’s the survival rate and death rate of lightening
90% survival and 10% death
How much money is lost due to lightening each year
5 billion
What causes lightening
Precipitation is carried upward and converted to ice in clouds
Collision between ice particles causes electrical differential
What changed ice particles rise to the top of the clouds and what at particles sink to the bottom of clouds
Positive rise to the top
Negative sink to the bottom
What particle are on the groud
Positive particles
What is the upward streamer
Positive particles move up taller objects towards clouds
What is a step leader
Negative charged area in cloud sends a charge towards the ground
How hot does lightening get?
30,000 degrees
What causes thunder
Rapid expansion of heated air
What do you see first lightening or thunder and why
Lightening because light travels faster than air
Can you have thunder without lightening?
No
Do blue skies mean that lightening will not occur?
No
What’s the percent of lightening without rain
10%
You can have lightening without rain