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WorksheetsElectrostatics Review
Total questions: 49
Worksheet time: 50mins
What is the charge of a proton?
+1 C
0 C
-1 C
What is the charge of an electron?
+1 C
0 C
-1 C
What is the charge of a neutron?
+1 C
0 C
-1 C
We change the charge of an atom by moving electrons.
True
False
We change the charge of an atom by moving protons.
True
False
_______________ really like electrons and therefore have a low continuity.
Insulators
Conductors
____________ do not care very much for electrons, and therefore high continuity.
Insulators
Conductors
Which of the following is NOT an insulator?
Wool
Plastic
Gold
Rubber
Which of the following is the WEAKEST conductor?
Silver
Copper
Iron
Humans
If an atom gains an electron it becomes more ___________.
negative
positive
An atom will become more positive by...
gaining an electron
losing an electron
gaining a proton
losing a proton
_____________ is the process by which two insulators become charged.
Friction
Conduction
Polarization
Induction
_____________ is the process in which a charged material sorts the positives and negatives of a conductor.
Friction
Conduction
Polarization
Induction
_____________ is the process in which we permanently charge a conductor using an already charged insulator.
Friction
Conduction
Polarization
Induction
Which two materials can be charged using friction?
Silver
Gold
Wool
Rubber
Choose ALL materials that can be charged using conduction.
Steel
Copper
Iron
PVC
Polarization is the temporary sorting of positives and negatives.
True
False
You can only be shocked when electrons leave your body.
True
False
A piece of gold with a charge of +8 C touches a piece of silver with a charge of -2 C. What is the net charge of each after they touch?
+6 C
+3 C
+2 C
-1 C
A piece of PVC pipe is rubbed with a piece of silk. If the PVC is a stronger insulator...
It will become positively charged.
It will become negatively charged.
It will be neutrally charged.
Two protons are 1m apart. What is the force between them?
+1 N
0 N
-1 N
2 N
A proton and an electron are 4 meters apart. What is the force between them?
+1/4 N
-1/4 N
-1/16 N
+1/16 N
A positive electrostatic force is...
Attractive
Repulsive
Two like charges...
neutralize each other.
repel each other.
must be neutrons.
attract each other.
An atom loses an electron. What type of charge does it have now?
positive
negative
no charge
An atom gains an electron. What type of charge does it have now?
positive
negative
no charge
When a balloon is rubbed on clothes it acquires a charge by ___________
Induction
Conduction
Friction
Polarization
When a glass rod is rubbed with silk and the glass rod becomes positively charged, what happens to the electrons?
They are removed from the rod.
They are added to the rod
Which of the following is NOT a good conductor of electricity?
Copper
Silver
Glass
Aluminium
Which of the following is NOT a good insulator?
Copper
Glass
Rubber
Wool
What are the units of Force?
Newtons
Coulombs
meters
Watts
What are the units of Charge?
Newtons
Coulombs
meters
Watts
What are the units of distance?
Feet
Meters
Coulombs
Newtons
What is the symbol for force?
F
f
N
n
What is the symbol for charge?
c
C
q
N
What is the symbol for distance?
F
q
d
D
Force is __________ related to charge.
directly
indirectly
not
Force is __________ related to distance.
directly
indirectly
not
Electrons and protons have the same charge and therefore attract each other.
True
False
When the distance between two charges is halved, the electrostatic force between them is...
4x bigger
4x smaller
2x bigger
2x smaller
What is the overall charge on this balloon? (They are the same so look at either one!)
+3 C
-6 C
+6 C
-3 C
Which of the following is NOT a subatomic particle?
Proton
Neutron
Electron
Positron
Which of the following is NOT located in the nucleus?
Proton
Neutron
Electron
Rubbing your hair with a balloon and causing it to stand up is an example of...
Friction
Induction
Conduction
Polarization
There is _____________ between two protons.
an attractive force
a repulsive force
no force
There is _____________ between two electrons.
an attractive force
a repulsive force
no force
There is _____________ between an electron and a proton.
an attractive force
a repulsive force
no force
There is _____________ between two neutrons.
an attractive force
a repulsive force
no force
