Static Electricity (AQA GCSE Physics): Flashcards
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Electric field definition
Electric field definition
Invisible area around charged object where charges feel force
Type of force in electric fields
Type of force in electric fields
Non-contact force
Field line direction from positive charges
Field line direction from positive charges
Outwards
Field line direction to negative charges
Field line direction to negative charges
Inwards
What field lines represent
What field lines represent
Direction a positive test charge would move
Electric field strength is a...
Electric field strength is a...
Vector (has size and direction)
Closely packed field lines mean
Closely packed field lines mean
Strong field
Spread out field lines mean
Spread out field lines mean
Weak field
Opposite charges behaviour
Opposite charges behaviour
Attract
Like charges behaviour
Like charges behaviour
Repel
Why electrons stay on rubbed clothes
Why electrons stay on rubbed clothes
Clothes are insulators
What allows electrons to flow in sparking
What allows electrons to flow in sparking
Metal conductor
Cause of spark
Cause of spark
Strong field forces electrons to jump through air
What creates spark: charged object & earth
What creates spark: charged object & earth
Potential difference (earth is 0V)