NEW
Font size
S
M
L
XL
WorksheetsElectrostatic Review
Total questions: 23
Worksheet time: 1hrs 25mins
Name
Class
Date
1.
Compared to insulators, metals are better conductors of electricity because metals contain more free
a)
protons
b)
electrons
c)
positive ions
d)
negative ions
2.
The accumulation of excess electric charge on an object is called
a)
Static electricity
b)
Electric discharge
c)
Resistance
d)
Circuit
3.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
4.
The process of transferring charge by touching or rubbing
a)
Induction
b)
Conduction
c)
Friction
d)
Conductor
5.
The rearrangement of electrons on a neutral object caused by a nearby charged object
a)
Induction
b)
Conduction
c)
Friction
d)
Conductor
6.
Q1=-0.1 C and is placed at the origin. Q2=+0.1 C and is placed 1 m in the +x direction. Which of the following is true about the force on Q1 due to Q2?
a)
It is attractive and directed in the +x direction
b)
It is attractive and directed in the -x direction
c)
It is repulsive and directed in the +x direction
d)
It is repulsive and directed in the -x direction.
7.
What is the unit of electric charge?
a)
Volts
b)
Amps
c)
Coulombs
d)
Ohms
8.
If you double the distance away from a charged particle, the total electric field of that particle
a)
is 1/2
b)
is 1/4
c)
is doubled
d)
stays the same
9.
Name one thing that field line should not do
a)
field lines spread out going away from the particle
b)
negative points in
c)
positive points out
d)
intersect
10.
What is the same thing as V/m?
a)
N/C
b)
N*C
c)
N*m2/C
d)
V*m
11.
The ____ is a subatomic particle found in the electron cloud.
a)
nucleus
b)
proton
c)
voltron
d)
electron
12.
What is the smallest particle of matter called?
a)
atom
b)
tiny thing
c)
centimeter
d)
microbe
13.
According to the Law of Conservation of Energy, You cannot create or _________ energy.
a)
eat
b)
hug
c)
destroy
d)
transform
14.
Calculate the force exerted between two charged objects separated by a distance of 0.6 m. One object has a charge of -5 C and the other has a charge of +2.0 C.
a)
-1.5E-11 N
b)
2.5E-11 N
c)
-2.5E11 N
d)
-7.5E-10 N
15.
If each of the charges doubles, what happens to the force?
a)
Quadruples
b)
Doubles
c)
Stays the same
d)
Reduced by half
16.
If the distance doubles, what happens to the force?
a)
Reduced by half
b)
Reduced by 1/4
c)
Stays the same
d)
Quadruples
17.
If the distance is reduced by half, what happens to the force?
a)
Quadruples
b)
Doubles
c)
Triples
d)
Reduces by half
18.
Electrostatic force F is directly proportional to:
a)
r^2 (distance squared)
b)
q1
c)
q2
d)
both q1 and q2
19.
When distance increases, electrostatic force ____________; we call this relationship ____________ proportional
a)
decreases;directly
b)
decreases;inversely
c)
increases;inversely
d)
increases;directly
20.
Find the magnitude of the force between two charges of 1.0 C each which are 1.0 meter apart?
a)
9E-9 N
b)
9E9 N
c)
1.1E10 N
d)
1.1E-10 N
21.
A negatively charged rod is brought near one end of an uncharged metal bar. The end of the metal bar farthest from the charged rod will be charged what?
a)
positive
b)
neutral
c)
negative
d)
not enough information
22.
What could these poles be?
a)
north and south
b)
north and north
c)
south and south
d)
flag and south
23.
The Law of Electrostatics says that objects that have the same charge...
a)
push away from each other
b)
pull together
c)
release nuclear energy
d)
fall in love
Reset
