WorksheetsSt. Elmo's Fire
Total questions: 7
Worksheet time: 2mins
What is St. Elmo's Fire?
A form of lightning
plasma, or iomized gas/air
a film
corona discharge
St. Elmo's Fire occurs during snowstorms because of the high charge differences between the clouds and other objects.
True
False
How does St.Elmo's fire relates to electrostatics?
The similarity in charges between the air and the charged objects forms electrical pressure.
It don't relate to electrostatics
The difference in charge between air and a charged object creates electrical pressure.
This phenomenon was named after...
Galileo Galilei
Friedrich Nietzsche
Saint Erasmus
Isaac Newton
Sailors considered this weather phenomenon..
good luck
bad luck
Which of the following would not lead to St.Elmo's fire?
The Effiel Tower
Tip of an Airplane's Wing
car
masts of ships
What risks does the St. Elmo's fire bring?
no harm
electrical shock
seizure
caught on fire
