Nome:
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2 Types of Circuits:
1) Series
Circuit: I p^.*l $*. e\ccJvnnr d* '[t*":
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2) Porollel Circuit:
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.
r.a.in EIECTRIC CIRCUITS
Date:
Name:
Class:
)K 1 what are electrons?
A
B
C
D
2
+
3
A
B
C
D
*
#
4
How does rubber differ from most metats?
A
B
C
D
Positively charged subatomic particles
Neutrally-chargedsubatomicparticles
Negatively charged atoms
Which word best describes electricity as
A
B
C
D
* e
Negatively charged subatomic particles
it occurs in nature?
7
Orderly
Sudden
Poweriess
Why is static electricity not useful as a powet source?
I
Because electrons aren,t transferred in bursts of static
Rubber conducts electrons; most metals conduct protons
Rubber is a good insulator; most metals are good conductors
Rubler.is a good power source; most metals are good
conductors
whatmighthappenif wiresweren,tinsutated?
A
B
C
D
Stationary
Rubber is a good conductor, most metals are good insulators
ffi
The power source would no longer provide a flow of electrons
We'd be in danger of harm from electric shocks
Current electricity would become static electricity
The circuit would be broken
Which of the following is an exampte ol a toad?
electricity
Because all energy is released at once in static
Because static
A
electricity
B
electricity is not a real form of electricity
Because static electricity only occurs in lightning
G
D
what is a current?
*g
ileffi
WT
ffi
ffi
What device opens and closes an electric circuit?
A
A steady
B
A
short burst of electricity
A
A switch
c
A
wire along which electricity flows
B
A power source
D
A power source that supplies
c
A load
D
A current
5
A
B
C
D
flow of electricity
electricity
l|ilhat is lhe function of a nowgt-lgggg, in a circuit?
lt provides
a steady source of
lt provides
a means
lt provides
a path along which
lt provides
a steady
static electricity
through which the circuit can be broken
the electricity can flow
flow of electrons
@
t0
A
B
C
D
What ha.p^pens
il you disconnect
terminal?
fron its positive
lhe electrons shoot out from the negative terminal
lhe electrons stop flowing,
and the current stops
The current reverses direction
Nothing happens
1999.2013 BrainP0P. All rights reserved,. Visit us at www.brainpop.com
rn
a circuit
/
Name:
Science HW
Date:
Period:
- Circuits
$crncs amd Farailficl Gnneunts[
please look at the pictures below and decide if each circuit is
a series circuit or a parallel circuit. Write senes or parallel
underneath each picture on the line provided.
€
N
&
--/
=,battery
=
light bulb
parallel
=wire
o
d
u
€
El
o
({
-(',
R
o
C')
Ctr
@
tt
I
9o c.
&,
o
o
G
(,
IJ
g
(,
I
.D
(t
o
!
oh
h
4.
Narhe;
l-lornewarK
Practice
DJe:
Forms of Energy
The diagram below shows an electrical circuit, which is
made up of a battery a switch, two bulbs, and the wire
connecting them. Study the diagram. Then answer
questions 1-5 below.
Content Clue
1
Is this a series circuit or a pardlel circuit?
2
If bulb (1) were to go out, bulb (2) would
I
be brighter
2
3
4
be dimmer
ln a series circuit, the
current flows through the
compon€nts one after lhe
other. ln a parallel circuit,
the current passes through
all the parts at once.
remain the same
go out
Content Clue
W'hat would happen if you added a third bulb so this circuit?
I
2
3
4
o'
All the bulbs would give offless light.
The circuit would overload and burn out.
to heat and
light energy.
is converted
The bamery would die.
The circuit would be one-thiid brighter.
4
In which direction is the curent flowing in this circuit?
5
What would happen to the bulbs if the switch were opened?
56
The PhysicalSetting: KeY ldea 4
ln a simple circuit such as
this one, elestrical energy
: lt.: {
Chapter 3 . Working with Diagrams
e