Electrostatistics

Question 1

the electric nature of matter is __________ in atomic structure.

Answer 1

inherent

Question 2

electron negative charged (-)

Answer 2

Me = 9.11 x 10^-31 kg

Question 3

Proton positely charged (+)

Answer 3

mp = 1.673 x 10^-27 kg

Question 4

Neutron Neutral (no charged)

Answer 4

Mn = 1.675 x 10^-27 kg

Question 5

By adding or removing electron from matter it will acquire a net ____________ with a magnitude equal to e times the number of electrons added or removed, N

Answer 5

electric charge

Question 6

charge of an electron

Answer 6

1.60 X 10^-19 C

Question 7

SI unit of Electric Charge

Answer 7

Coulumb (C)

Question 8

Is is possible to transfer _____________ from one object to another.

Answer 8

electric charge

Question 9

The body loses electrons has an excess _______________, while the body that gains electrons has an excess of ______________

Answer 9

Positive Charge
Electron Charge

Question 10

it says that the net electric charge of an isolated system remains constant (is conserved).

Answer 10

Law of Conservation of Electric Charge

Question 11

Like charges _________ and unlike charges __________ each other

Answer 11

repels
attract

Question 12

Not only can electric charge exist __________, but it can also move ________

Answer 12

on an object
through an object

Question 13

Substances that readily conduct electric charge

Answer 13

Electrical Conductors

Question 14

Materials that conduct electric charge poorly

Answer 14

Electrical Insulators

Question 15

The negatively charged rod induces a _______ positive charge on the surface of the plastic.

Answer 15

Slight

Question 16

The magnitude of the electrostatistics force exerted by one point charge on another point charge is directly proportional to the magnitude of the charges and inversely proportional to the square of the distance between them.

Answer 16

Coulomb’s Law

Question 17

The positive charge experiences a force which is the vector sum of the forces exerted by the charges on the rod and two spheres.

This _____ should have a small mgnitude so it doesnt affect the other charge.

Answer 17

Test charge

Question 18

it exists at a point is the electrostatic force experienced by a small test charge placed at that point divided by the charge itself.

Answer 18

Electric Field

Question 19

SI Unit of electric field:

Answer 19

Newton per Coulumb (N/C)

Question 20

It is the surrounding ______ that create the electric field at a given point

Answer 20

charges

Question 21

Electric field from different sources _______________

Answer 21

add as vectors

Question 22

it provides a map of the electric field in the space surrounding electric charges.

Answer 22

Electric Field Lines
Lines of Force

Question 23

Electric field lines are always directed _______ from positive and toward _______ charges

Answer 23

away
negative

Question 24

Electric field lines begin on a _______ and end on a _____ and do not stop in midspace.

Answer 24

positive charge
negative charge

Question 25

The number of lines leaving a positive charge or entering a negative charge is ______ to the magnitude of the charge.

Answer 25

porportional

Question 26

Field lines that are closer together indicate a region with relatively ___________ electric field

Answer 26

Stronger

Question 27

Field lines that are ________ inidcate a region with relative weaker electric field.

Answer 27

farther apart

Question 28

Electric field lines do not ________

Answer 28

intersects