accuracy
acid
acidity
acquired (learned) characteristic
adaptation
air pressure
artery
atmosphere
atom
attract
bacteria
blood vessel
body of water
camouflage
carbohydrates
carbon dioxide
cell
charge
chemical
circuit
cleavage of minerals
cold-blooded
compare
compound
conduction
contrast
controlled variable (kept the same)
convection
core
crust
density
description
dew point
digest
digestive system
eclipse
electron
element
environment
evidence
evolution
extinct
factor
fat
filter
frequency
frictional force
gender
genetic
germination
groundwater
heat (thermal) energy
herbicide
hypothesis
igneous
image
insoluble
interpret
interpretation
intestine
issue
kinetic energy
landform
landform profile
landmass
landslide
leverage
lunar
luster of minerals
magnetic pole
magnetism
manipulated (changed) variable
mantle
metamorphic
meter stick
microorganism
microscope
millimeter (mm)
mixture
natural selection
nerves
neutron
nitrogen
nucleus
opinion
organ
organic
particle
pattern
pesticide
pH
phase of the moon
phenomena
phenomenon
potential energy
predator
pressure
prey
property
protein
proton
radiation
reaction
recycle
reflect
reflection
relationship
relative position
relative speed
reliable
repel
report
resource
respiration
responding (dependent) variable
reuse
river system
rock cycle
sedimentary
solar system
soluble
solution (chemical)
specialized
sphere
state (phase) of matter
stomach
subsystem
summarize
telescope
tissue
topographic
transfer
transmit
unexpected
valid
vein
warm-blooded
watershed
water table
wavelength
wind direction
wind speed

Vocabulary list found at OSPI's website, here: http://www.k12.wa.us/CurriculumInstruct/science/pubdocs/ScienceEALR-GLE.doc