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© 2017 by y V Vicki
icki Whiting, Editor Je
Jeff f f Schinkel,
S
Graphics V Vol.
o ol. 33, No. 16
W
When
hen a bask
basketball
ketball is held
abo v e the ground,
g r ound
o , it has a
above
lot of p
ot en tial e energy
ner gy and no
potential
k kinetic
inetic ener
gy . A
ts losing
energy.
As s it falls
falls, , it star
starts
its potential
pot en tial ener
gy and g
gets kinetic
k inetic
energy
ener
gy .
energy.
If I f y you
ou answ
answered
er ed “ “b”
b ” y you
ou
are e right!
ball l is
ar
r igh t! When
W hen a bal
dr
opped t to
o the g
r ou nd ,
dropped
ground,
it c comes
omes back up almost
alm
most
to
t o the point
poin t it was
w as
dropped
from,
dr opped fr
om, but
not t quit
quite.
it e .
W
hen the ball hits the g
r ound
o , it has
When
ground,
lots of k kinetic
inetic ener
gy . T The
he e fr
ic tion
energy.
friction
against the g
r ound slo
w s the ball
ground
slows
do
wn, but it also slightly
sligh tly heats
h
hea ts the
down,
ball
his is thermal ener
g .
gy
ball. . T This
energy.
T The
he ball bounc
es back up
p but t to
oa
bounces
lo
w er height
heigh t than wher
t ed .
lower
where e it star
started.
T The
he or
ig inal potential
pot en tial energy
ene er gy was
w as
original
tr
ansff or
o med into
in t o ther
mal l energy
ener gy
transformed
thermal
and
d kinetic
k inetic
i ti energy.
ener gy . And
A nd
d that’s
t ha
h t ’ s just
j t
the way
w a y the ball bounces.
bounc es .
T The
he energy
ener gy of motion. Anything
A n ything
that t is mo
moving
energy,
tha
ving has k kinetic
ineti ic ener
gy ,
and the fast
er it is moving,
mo ving
v , the
faster
more
mor e kinetic
k inetic energy.
ener gy
g .
An
A
n objec
object t hig
high
h abo
above
v e the g
ground
r ound has
potential
energy
work
pot
en tial ener
r gy because of the w
or k
t ook t to
o get it ther
or k it
it took
there e and the w
work
falls. .
will do
d when it falls
T Thermal
her mal energy
ener gy is the name
na ame for
f or
energy
from
ener gy that
tha t c comes
omes fr
om
m the
t emper a tur e of an ob
bjec t .
temperature
object.
Imagine dropping a b basketball from the top of these
t
famous s structures.
tr uctures.
80%
toward
If the ball bounces 80
0% of the way back up towa
ard the top, how many
f feet/meters
eet/meters
e
high wou
uld the ball tra
a v el f for
or
o each? (Multiply each str
ucture’s
would
travel
structure’s
discover
one
height b by y .8 to discov
v er the answers. The f first
i irst on
ne is done f for
or
o y you.)
ou.)
How many
basketballs
can you find
on this
page in two
minutes?
Now have a
friend try.
try .
Who found
more?
Look through
g
the newspaper
for final scores
of basketball
games. Calculate
how many more
points the
winning team
earned than the
losing team.
Standards Link:
Research: Use the
newspaper to locate
information.
Circle the basketba
basketball
all that should come next to o continue
the pattern in each row.
row .
Standards Link: Math: Extend simple patterns.
POTEN
POTENTIAL
NTIAL
SHOULDER
SHOUL
LDER
THERMAL
THERM
MAL
KINETIC
KINET
IC
BOUNC
CE
BOUNCE
ENERG
GY
ENERGY
GROUN
ND
GROUND
MOTIO
ON
MOTION
HEA
A TS
T S
HEATS
COUR
RT
COURT
THREE
E
BALL
DUNK
WORK
K
To o improve
T
impr ove your basketball
sk
kills and get some gr
eat
skills
great
e exercise,
exer
r cise,
c work on these drills
w some friends or family
with
m
members.
Shoot t 10 times
Sh
S
ti
from
f
three
th
d different
dif
f ferent
f
places—first the
b baseline,
aseline, next from the
e elbow
lbow of the
free-throw
fr
ree-throw
line
li
ine and the
fo
ollowing 10
following
from
fr
rom inside
the
th
he lane. Repeat
o on n the opposite side.
Shoot two free throws while
S
o one
ne player rebounds and the
o other
ther player
p y sprints
p
around
th
he half court. Then the
the
shooter takes
the rebounds,
the player
shooting
rebounds takes
the sprints and
the
th
he sprinter shoots two free
throws.
th
hrows
hrows.
One player shoots
O
from
fr
rom a three-
p point
oint distance
and
an
nd his partner
lets
le
ets the ball
b bounce
ounce twice and
then
th
hen shoots from that spot.
Place markers
P
at t different
diff ferent
f
p points
oints on the
c court
ourt and set a
n
number
for how many
attempts
at ttempts it should take
b before
efore scoring from that
spot.
sp
pot. Start from the marker
and
an
nd continue shooting from
wherever the
ball lands
until the shot
is made.
Keep track of
attempts. The
player
p layer with the lowest score
wins.
w
St tandards Link: Physical Education: Use a
Standards
va
ariety of basic and advanced movement forms.
variety
I N O I T O M P S T
S A C T H B Y O H O
H U I H E G W T O D
E T T R R R O E U R
A C E E M O R N L E
T E N E A U K T D T
S E I U L N N I E T
E R K G O D Y A R A
T R U O C B A L L M
This week’
week’s s word:
FRICTION
The noun friction means
the action of one surface
rubbing against another.
another .
The friction caused by
sliding down the rope
made Joe’s
Joe’ s hands burn.
Try
T
ry
r to use the word friction
in a sentence when talking
with your friends and
today .
family today.
Energy Scave
Scavenger
enger Hunt
Look through the newspap
newspaper
per for five examples
of ener
r gy
g being created or r used. Discuss
energy
energy
whether or not the ener
r gy
g is kinetic,
kinetic ,
potential or thermal.
thermal .
Standards Link: Physical Education
Education:
n: Use a variety of basic
and advanced movement forms.
What is your favorite
sport or exercise? Write a
paragraph describing it and
the reasons why you like it.