Physics The Nature of Static Electricity questions and answers

Physics: The Nature of
Static Electricity
questions and answers
What happens when you rub a blown-up balloon on
someone's hair?
The balloon sticks to the wall.
What happens when you repeatedly run a comb
through someone's hair and place it over a group
of chad?
The chad elevates to the comb.
What happens when you rub wool on a rod to
create friction and use a styrofoam ring?
The styrofoam rings floats.
What happens when you bring a head of hair near
a Van de Graaff Generator?
The hair attracts. It also shocks stuff.
Is the Wimhurst Machine similar to the Van de
Graaff Generator?
Yes.
What happens when you trickle water through a
burette and bring an ebonite rod close to the
water?

, The water bends and attracts to the rod.
What happens when you bring a charged ebonite
rod close to a pith ball?
The ball attracts and then repels from the rod.
What happens when you bring a charged ebonite
rod close to a balancing metre stick?
The metre stick attracts to the rod.
P attracts R. R repels Q and S. What kind of charge
is on each cube?
- P is positive
- R, Q, and S are negative
Like charges ________________ each other.
Repel
A negatively charged object will __________________ a
positively charged object.
Attract
How can you tell if an object is positive?
There should be more protons than electrons.
How can you tell if an object is negative?
There should be more electrons than protons.
How can you tell if an object is neutral?
There should be the exact same number of protons
and electrons.
A neutral atom of carbon has 6 protons and 8
neutrons. How many electrons does it have?