ELECTRIC CHARGE

Question 1

Comes from the Greek word
electron which means
“amber”.

Answer 1

Electricity / Electrical Energy

Question 2

It is a fossilized resin material
used in jewelry

Answer 2

amber

Question 3

It is the motion or flow of electrons in the
form of an electric charge.

Answer 3

Electricity

Question 4

Is a fundamental property of matter that
causes to be attracted toward or
repelled from another charged object.

Answer 4

Electrical Charge

Question 5

Proton’s charge

Answer 5

+1.67x10^-27C

Question 6

Electron’s Charge

Answer 6

-1.602x10^-19 C

Question 7

Neutron’s Charge

Answer 7

None

Question 8

Only the __________
can transfer to
objects because
they are located
outside the nucleus.

Answer 8

Free Electrons/Electrons

Question 9

Electron can be easily
removed from the atom.

Answer 9

Free Electrons

Question 10

When an electron
moved, a ______ is
generated

Answer 10

charge

Question 11

The movement of
electrons makes the
______________.

Answer 11

electricity

Question 12

The gain or loss of electrons is called

Answer 12

Ionization

Question 13

Who coined the law of charges & law of conservation of charge?

Answer 13

Benjamin Franklin

Question 14

“Like charges repel each other, and
unlike charges attract each other.”

Answer 14

Law of Charges

Question 15

“Charges cannot be created nor destroyed, but can be transferred
from one material to another. The total charge in a system must remain constant.”

Answer 15

Law of Conservation of Charge

Question 16

Is the build up of electric charges on the
surface of an object.

Answer 16

Static Electricity

Question 17

When the object loses its electron,
it becomes

Answer 17

positively charged

Question 18

When the object gains an
electron, it becomes

Answer 18

negatively
charged

Question 19

three methods of charging

Answer 19

1. Charging by rubbing
2. Charging by induction
3. Charging by conduction

Question 20

Gain charge by rubbing or friction.

Answer 20

Charging by rubbing

Question 21

An object that holds its electron
weakly will eventually lose them
when rubbed with another object
that has a stronger holds in its
electrons.

Answer 21

Charging by rubbing

Question 22

Is an arrangement of materials / substances according to their ability to gain or lose electrons.

Answer 22

Triboelectric Series

Question 23

Charge is created in a nearby object,
without direct contact.

Answer 23

Charging by Induction

Question 24

It is the process of
separation of charges in
an object that remains
neutral.

Answer 24

Polarization

Question 25

Transfer of electrons from a charged
object to another by direct contact.

Answer 25

Charging by conduction

Question 26

Electrons transfer to the object
making it the same charge.

Answer 26

Charging by conduction

Question 27

Materials that permit electricity or
heat to pass through it.

Answer 27

Conductors

Question 28

Materials that do not permit heat
and electricity to pass through it.

Answer 28

Insulators

Question 29

Two unlike charges_________

Answer 29

attract each other

Question 30

Material A is positively charged. When brought
near to material B, they attract. Which of the
following is true?
A. Material B is negatively charged
B. Material B is uncharged
C. Material B is positively charged
D. Both are uncharged

Answer 30

A. Material B is negatively charged

Question 31

Which of the following is not a process of charging?
A. Induction B. Friction C. Conduction D. Convection

Answer 31

D. Convection

Question 32

4. Material B has become positively charged after
   rubbing it with Material A. Which of the following
   statements is correct?
   A. Material B loses protons
   B. Material B gains electrons
   C. Material A loses proton
   D. Material A gains electron

Answer 32

D. Material A gains electron

Question 33

Materials that loses electrons

Answer 33

Rabbit Fur
Hair
Glass
Mica
Wool

Question 34

Materials that gains electrons

Answer 34

Silk
Paper
Wood
Amber
Rubber Balloon
Polystyrene
Acrylic
Polyethylene
Teflon