Download Academic Vocabulary

Academic
Vocabulary
CONTENT BUILDER FOR THE PLC
SCIENCE
GRADE 8
Academic Vocabulary Analysis | Grade 8 Science
Properties of Atoms
8.5
Matter and energy. The student knows that matter is composed of atoms and has chemical and physical properties.
8.5(A)
describe the structure of atoms, including the masses, electrical charges, and locations, of protons and neutrons in the nucleus and electrons in the electron cloud
8.5(B)
identify that protons determine an element’s identity and valence electrons determine its chemical properties, including reactivity
8.5(C)
interpret the arrangement of the Periodic Table, including groups and periods, to explain how properties are used to classify elements
important words for concept development
standard
8.5(A)
8.5(B)
8.5(C)
words new to grade level
previously introduced words
atom*
neutron*
atomic mass*
mass number*
electron*
nucleus*
atomic number*
negative charged*
electron cloud
proton*
charge*
neutral charged*
cloud*
particle*
mass*
positive charged*
protons*
chemical property
reactivity
element*
valence electrons*
group*
atomic number*
physical properties*
period
chemical properties*
property
periodic table*
energy level*
valence electrons*
families*
other words related to the content
characteristic(s)*
chemical reactivity*
© lead4ward
electrical charge
model (process)*
*used on STAAR
Periodic Table [elements of]*
react, reactive*
Source: Texas Education Agency
structure of atoms
surround*
v. 5.19.16
Page 1 of 8
Academic Vocabulary Analysis | Grade 8 Science
Chemical Formulas, Equations, and Reactions
8.5
Matter and energy. The student knows that matter is composed of atoms and has chemical and physical properties.
8.5(D)
recognize that chemical formulas are used to identify substances and determine the number of atoms of each element in chemical formulas containing subscripts
8.5(E)
investigate how evidence of chemical reactions indicate that new substances with different properties are formed
important words for concept development
standard
8.5(D)
words new to grade level
previously introduced words
atom*
compound*
chemical formula*
element*
coefficient*
molecule*
subscript
symbols*
precipitate
chemical reactions*
reactant*
physical change
solution*
8.5(E)
property
other words related to the content
dissolve*
equation*
investigation*
© lead4ward
liquid*
mixture*
*used on STAAR
Periodic Table [elements of]*
react, reaction*
Source: Texas Education Agency
solid*
substances*
v. 5.19.16
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Academic Vocabulary Analysis | Grade 8 Science
Force, Motion, and Energy
8.6
Force, motion, and energy. The student knows that there is a relationship between force, motion, and energy.
8.6(A)
demonstrate and calculate how unbalanced forces change the speed or direction of an object’s motion
8.6(C)
investigate and describe applications of Newton’s law of inertia, law of force and acceleration, and law of action-reaction such as in vehicle restraints,
sports activities, amusement park rides, Earth’s tectonic activities, and rocket launches
important words for concept development
standard
words new to grade level
previously introduced words
net force*
acceleration*
motion
balanced Force*
speed*
direction
unbalanced force*
8.6(A)
friction*
8.6(C)
Newton*
acceleration*
mass*
law of inertia
force*
net force*
law of action-reaction
gravity*
speed*
inertia*
velocity*
other words related to the content
applied force*
constant speed*
decrease*
© lead4ward
exert*
frictionless*
increase*
*used on STAAR
ramp*
rest*
Source: Texas Education Agency
tectonic*
tension*
v. 5.19.16
Page 3 of 8
Academic Vocabulary Analysis | Grade 8 Science
Sun, Earth, and Moon
8.7
Earth and space. The student knows the effects resulting from cyclical movements of the Sun, Earth, and Moon.
8.7(A)
model and illustrate how the tilted Earth rotates on its axis, causing day and night, and revolves around the Sun causing changes in seasons
8.7(B)
demonstrate and predict the sequence of events in the lunar cycle
important words for concept development
standard
words new to grade level
previously introduced words
8.7(A)
axis*
revolve, revolution*
day
rotate, rotation*
night
seasons*
orbit*
lunar cycle*
8.7(B)
first quarter moon*
revolve, revolution*
full moon*
third quarter moon*
moon*
waning crescent moon*
new moon*
waning gibbous moon*
phase*
other words related to the content
daylight hours*
equator*
© lead4ward
model (process)*
northern hemisphere*
*used on STAAR
reflect*
seasons*
Source: Texas Education Agency
tilt*
v. 5.19.16
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Academic Vocabulary Analysis | Grade 8 Science
Characteristics of the Universe
8.8
Earth and space. The student knows characteristics of the universe.
8.8(A)
describe components of the universe, including stars, nebulae, and galaxies, and use models such as the Hertzsprung-Russell diagram for classification
important words for concept development
standard
8.8(A)
words new to grade level
previously introduced words
galaxy*
elliptical galaxies*
star*
Hertzsprung-Russell diagram*
irregular galaxies*
universe
nebulae*
luminosity*
spectral class*
other words related to the content
celestial body*
kelvin*
© lead4ward
mass*
Milky Way galaxy*
*used on STAAR
model (process)*
nuclear reaction*
Source: Texas Education Agency
orbit*
temperature*
v. 5.19.16
Page 5 of 8
Academic Vocabulary Analysis | Grade 8 Science
Impact of Natural Events
8.9
Earth and space. The student knows that natural events can impact Earth systems.
8.9(B)
relate plate tectonics to the formation of crustal features
8.9(C)
interpret topographic maps and satellite views to identify land and erosional features and predict how these features may be reshaped by weathering
important words for concept development
standard
8.9(B)
words new to grade level
previously introduced words
convergent boundary*
converging*
plate boundary*
divergent boundary*
diverging*
plate tectonics
rift
mid-ocean ridge*
subduction zone*
contour interval*
deposition
satellite view
satellite image*
elevation*
weathering
topographic map*
erosion*
subduction boundary*
transform boundary*
8.9(C)
other words related to the content
collide*
continental crust*
converging plates*
crater*
crustal features
© lead4ward
earthquake*
erode*
erosional feature
folded mountains*
*used on STAAR
form*
geologic*
model (process)*
mountain range*
Source: Texas Education Agency
movement*
oceanic crust*
tectonic plates*
volcanic island*
v. 5.19.16
Page 6 of 8
Academic Vocabulary Analysis | Grade 8 Science
Climatic Interactions
8.10 Earth and space. The student knows that climatic interactions exist among Earth, ocean, and weather systems.
important words for concept development
standard
related vocabulary from
supporting standards
words new to grade level
previously introduced words
cold front
jet stream
conduction
radiant energy
convection
low pressure
energy transformation
solar energy
currents
prevailing winds
hurricane
thermal energy
global winds
warm front
high pressure
weather system
other words related to the content
energy transfer
heat
oceans
transfer
weather map
© lead4ward
*used on STAAR
Source: Texas Education Agency
v. 5.19.16
Page 7 of 8
Academic Vocabulary Analysis | Grade 8 Science
Interdependence of Living Systems
8.11 Organisms and environments. The student knows that interdependence occurs among living systems and the environment and that human activities can affect
these systems.
8.11(A) describe producer/consumer, predator/prey, and parasite/host relationships as they occur in food webs within marine, freshwater, and terrestrial
ecosystems
8.11(B) investigate how organisms and populations in an ecosystem depend on and may compete for biotic and abiotic factors such as quantity of light, water,
range of temperatures, or soil composition
8.11(C) explore how short-and long-term environmental changes affect organisms and traits in subsequent populations
important words for concept development
standard
8.11(A)
words new to grade level
previously introduced words
freshwater ecosystem
host*
marine ecosystem
parasite*
terrestrial ecosystem
consumer*
food webs*
photosynthesis*
predator*
prey*
producer*
abiotic factors
light quantity*
biotic factors
populations
compete
soil composition
competition*
temperature range*
ecosystem
water quality*
adaptation*
biodiversity*
long-term environmental change
short-term environmental change
subsequent populations
traits
8.11(B)
8.11(C)
other words related to the content
abundant*
adapt, adapted*
aquatic*
camouflage*
carnivore*
© lead4ward
compete*
environment*
extinct*
food web*
herbivore*
*used on STAAR
mutation*
nutrients*
omnivore*
organism(s)*
photosynthetic*
Source: Texas Education Agency
population*
relationship*
resources*
scarce*
space*
species*
tolerance*
tropic level*
v. 5.19.16
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