*Group 1 Pages 2-3 (8 items) due 9/16 M

1


CS Magazine issue
September 2, 2013





Name:



_______

period 1, 2, 3, 4, 5, 6



My goal with the CS magazine is that

you will become familiar
with
scientific vocabulary.



I do want you to
read for understanding
, but
I do not want you to memorize

these definitions.



You wi ll be able to
use the magazine and your definitions on the

test
.


For thi s first issue, I am gi ving you the definitions and I want you to copy them exactly l ike they are presented.

These are the types of definitions that I exp
ect you to come up after reading and getting context cl ues.

If you cannot find a definition, you may use your computer to fi nd definitions.

I wi l l have definitions for you to use if you need help, but you have to
try to fi gure out a definitions first.


To

be successful i n Current Science,

read

the magazine,
highlight

all the words on the list for the entire magazine.

Then go back,
re
-
read

and
define one article

at a ti me.
Skip lines

between definitions.


It i s always a good i dea to
re
-
read

the night befor
e the test.


Do not forget the extra credit option: reading and discussing with an adult at home
.


I do not have extra magazine copies, but you can go here and read a copy or print it page by page


http://scienceworld.scholastic.com/issues/09_02_13/book



Due Dates (
check off

as you finish each section)


___

Received
9
/5

___
Highlight (HL) all CS voc
.

(
approx.

48

i tems
-

HL all words;
question
s do not need to be highlighted:
due 9/13

F

___
Group 1:

Pages
2
-
3

(
8
new i tems/
8
total i tems)
due
9/16 M

___
Group 2:

Pages 8
-
18


(
13

new i tems/
21

total items)
due

9/19
Th

___
Group 3:

Pages
19
-
23

(
1
1

new i tems/
32

total items)
due
9/2
4 T


___
Group
4
:

Pages
19
-
23

(
17

new i tems/
49

total items)
due
9/27 F

___Test on
9/30

M


You may use your notes, definitions and your magazine

on the test.


Head your new voc. ICSCB just like this:


CS voc.








Issue
9/2




Received
9/5






Test on
9/
30
*
Group 1
Pages 2
-
3

(
8
items) due
9
/
16

M
Page 2
-
3 (
8
)

1.

l
arvae
-
the young of i nsects after hatchi ng

2.

What are 3 jobs a worker ant (whi ch i s femal e) does throughout i ts l i fe?
The 3 jobs a worker ant (femal e) does i n
i ts

l i feti me
are nurse, cl eaner and forager.

3.

f
orager
ant
-
a food gatheri ng ant

4.

cl eaner

ant
-

these ants carry out the trash

5.

n
urse ant
-
ants that care for the queen

6.

m
al e ants
-
onl y mate wi th the queen

7.

What
%

of the femal e ants were:


Foragers


?

Cl eaners


?

Nurses



?

The % of femal e ants
breaks

down as:

Foragers

31%

Cl eaners ____

28%

Nurses



41%

8.

m
etamorphosi s
-
the i nsect l i fe cycl e whi ch i s ei ther:


1.

Compl ete metamorphosi s: egg

l arvae

pupae

adul t

2.

Incompl ete metamorphosi s: egg

pupae

adul t



2





*
Group
2

Pages
4
-
7 (
13

items) due
9/1
9 Th

Page 4 (4)

9.

Eocypsel us rowei
-

the sci enti fi c name (genus and speci es) for a ti ny
,

fossi l ized bi rd
(52 mi l l ion years ol d)
found i n Wyomi ng
;
may be the anci ent rel ati ve of modern day swi fts and hummi ngbi rds.

10.

Abo
ut how many peopl e i n the U.S.
are wai ti ng for ki dney transpl ants?
About 100,000 peopl e i n the U.S. are wai ti ng for
ki dney transpl ants because thei r ki dneys have stopped fi l teri ng waste from thei r bl ood.

11.

d
i al ysis
-
a machine that provi des an
arti fi ci al way
to fi l te
r bl ood for peopl e whose ki dney
s have stopped worki ng

12.

p
rogeni tor cel l s
-
young cel l s used to grow an regul ar ki dney


Page 5 (
5
)

13.

b
ri ne
-

super sal ty sol uti on of water

14.

f
reezi ng poi nt
-
the poi nt where
a substance

turns from a l i qui d to a sol i d

15.

s
uper cool ed bri ne
-

has a much col der freezi ng poi nt and i s denser tha
n regul ar sea water (so i t si nk
s)

16.

b
ri ni cle
-
the col umn of i ce that forms when regul ar sea water touches super
-
cool ed bri ne

17.

At w
hat temperature does typi cal ocean water freeze, assumi ng i t
has a sal inity of 35 PSU (practi cal salinity uni ts)?

Typi cal ocean

water freezes, assumi ng i t has

salinity

of 35 PSU (practi cal salinity uni ts), at
0
o

C (Cel si us) or 32

o

F
(Fahrenhei t)
.


Page 6 (
2
)

18.

magma
-

mol ten rock (mel ted rock)

19.

el ectri c charge
-
when an
atom loses or gains one or more electrons giving it has a positive or negative charge

Page 7 (
2
)

20.

scanni ng tunnel i ng mi croscope
-

an
instrument for imaging surfaces at the atomic level (one atom at a time)

21.

Poeci l otheri a rajaei
-

the

sci enti fi c name (genus and speci es)
of a newl y di scovered speci es of gi ant tarantul a that i s found in
S
ri

Lanka.


*
Group
3
Pages

9
-
1
1

(
11 items
) Due
9
/
24 T

Page
9

(
6
)

22.

exti nct
-
means an organi sm has total l y di ed out and has no l i vi ng members

23.

bi otechnol ogy
-
when humans arti fi cially mani pulati ng l ivi ng organisms

24.

bi odi versi ty
-

when an ecosystem has a wi de vari ety of l i vi ng organi sms, i ncluding ani mals and pl ants

25.

nucl eus
-
the
part of every cell that contains the organism’s DNA (plural
-
nuclei)

26.

DNA
-

the chemical found in
a

cell’s nucleus that contains the hereditary information that determines the organism’s
traits
;

S
hort

for deoxyribonucleic acid.

27.

pipette
-

small piece of scientific apparatus which typically consists of a narrow tube into which fluid

is drawn by
suction; used to remove the genetic material from an organism’s egg

Page 10 (
1
)

28.

embryo
-

the growi ng bal l of di vi di ng cel l s that occurs after an egg and sperm uni te i n ferti l i zati on.

Page 11 (4)

29.

i
nvasi ve speci es
-

an exotic or nuisance species;
an organism that is introduced into a new environment, where it is not
native (or in this case was extinct); it upsets the balance of the ecosystem

30.

CC
-

C
opy
C
at;

the name of the fi rst cl oned domesti cated ki tten

31.

banteng
-

a breed of wi l d Asi an cattl e

32.

bucardo
-

an exti nct Spani sh goat that was cl oned; i t di d not survi ve




3



*
Group
4

Pages 1
2
-
23 (1
7 items
) Due
9/27 F

Page 1
2

(
2
)

33.

forensi c denti st
-

a denti st that uses hi s knowl edge to anal yze dental evi dence to hel p pol i ce sol ve cri mes

34.

enamel
-

the outer l ayer of the tooth; an al most i ndestructi bl e materi al

Page 1
3

(
1
)

35.

nerves
-

bundl es of fi bers that support the nervous system

Page 14 (1)

36.

asteroi d
s
-

space rock
s that orbi t

our sun; often cal l ed a smal l Sol ar System bodi es

Page 1
5

(
1
)

37.

What i s the current i dea behi nd the end of the Di nosaurs?
The end of the Di nosaurs (65 MYA
-
mi l l i on years ago) i s bel i eved
to have been caused by a Manhattan
-
si zed asteroi d sl ammi ng i nto
the Yucatan

Peni nsul a

i n Mexi co. Thi s i n turn resul ted i n
rock debri s
shooti ng hi gh i nto the atmosphere and beyond (possi bl y as far as to the Moon and Mars
).

When thi s debri s fel l
back to Earth the fri cti on set they on fi re and baked our pl anet to 1,200

o
C (2,200

o
F). The i ntense heat may have wi ped out
80% of al l speci es o
n the Earth.

Page 16 (2)

38.

photons
-
streami ng parti cl es of l i ght

39.

thrust
-
the force of a push

Page 17 (
1
)

40.

The article proposes 3 ideas to prevent an asteroid from hitting the earth; briefly summarize the 3 ideas.

1. Lasers or mirrors could channel the sun’s
rays toward the space rock and those rays could damage the

asteroid
enough to push it off
-
course

2. One way
,

would be to smack into an asteroid with
a large object to push it off
-
c
ourse.

3. Robots would be sent to the asteroid to bore (drill a hole) into
it and ejecting the debris from which in turn would
thrust the asteroid off
-
course.

Page 18 (
2
)

41.

biofuels
-
renewable fuels from plants that would burn cleaner than the fossil fuels we currently use

42.


fossil fuels
-

petroleum
-
based fuels such as coal, oil and
natural gas, formed in the geological past from the remains of
living organisms; contribute to climate change because of the pollution they produce

Page
19

(
4
)

43.

herbi ci de
-
a chemi cal that i s used to ki l l pl ants

44.

enzyme
-
a protei n that speeds up (accel erates) a

chemi cal reacti on

45.

arti fi cial sel ecti on
-

also cal led
Selective breeding; it is the process by which humans breed other animals and plants
for particular traits

46.

photosynthesi s
-

the process where
pl ants, al gae, and other organi sms make thei r own food

by

usi n
g the sun;

The

exact chemi cal formul a i s:

carbon dioxide + water
+
light energy
=> glucose + oxygen

6CO
2

+ 6H
2
O
=> C
6
H
12
O
6

+ 6O
2

Page 2
1

(
1
)

Read this article but we will not define all of the words

47.

E=MC
2

–
Al bert Ei nstei n’s famous equati on that shows how mass and energy are rel ated;

Energy=Mass x Constant
2

(speed of l i ght squared)

Page 2
3

(
2
)

48.

d
i cephal i a
-
having
2 heads (di means 2 and cephal i c

refers to the head)

49.

conjoi ned twi ns
-

thi s occurs

when an embryo begi ns di vi di ng and spl its i nto 2 i ndi viduals but remai ns joi ned at some part of
the body; previ ousl y cal led Si ame
se twi ns
Please do not cut/tear this out;

just get it signed and show me if you read your magazine with an adult.





Test on
9/30


(Receive 10 extra credit points on the CS magazine assignment).

Please read and discuss this magazine with an adult (parent/guardian) and have them sign below.

Show it to the teacher,
no later than the day of the test
.

I have read and discussed the major articles with this student.





_______________________________________________________________________________________________________________






Date





Parent/Guardian signature


Only sign this if you have read and discussed

the magazi
ne with your student
4