Sixth Grade
Science Essential Terms Vocabulary
6.1
Scientific Method
scientific inquiry scientific method problem
observation inference hypothesis
data manipulated
variable independent variable
responding
variable dependent
variable control
constants conclusions models
scientific theory scientific law validity
reliability metric SI system
mass volume density
length gram liter
meter weight
6.4
Matter
physical property physical change chemical property
chemical change substance element
matter compound mixture
solution atoms molecules
protons neutron electrons
chemical formula chemical symbol chemical equation
subscript coefficient reactants
products photosynthesis glucose
carbon dioxide water
6.5 Properties of Water
universal solvent polar molecule surface tension
solute solvent states of matter
phase changes evaporation condensation
freezing
6.2
Energy
potential energy kinetic energy chemical energy
nuclear energy electromagnetic
energy thermal energy
energy conversion mechanical energy energy
conservation of
energy energy conversion renewable sources
nonrenewable
sources elastic potential
energy combustion
fossil fuels absorb gravitational potential
energy
reflect visible
spectrum pigments
6.7
Watersheds
headwaters waterfall rapids
river tributary creek
meander flood plain wetland
delta beach coast
lake pond divide
estuary water vapor irrigation
water cycle precipitation transpiration
water table groundwater aquifer
spring artesian
well turbidity
salinity pH value acid
base stream watershed
river basin agriculture industry
recreation habitat permeable
impermeable pores saturated zone
unsaturated zone nutrients marsh
bog swamp mangrove forest
water quality hardness organisms
pollution abiotic
factors macroinvertebrates
6.3 Energy in the Atmosphere
atmosphere air pollution photochemical smog
ozone emissions temperature inversion
acid rain ozone layer chlorofluorocarbons
greenhouse effect global warming climate
altitude clouds dew point
cumulus stratus cirrus
infrared radiation visible
light ultraviolet
radiation
scattering thermal energy conduction
convection wind currents
anemometer sea breeze land breeze
density pressure local winds
troposphere stratosphere mesosphere
thermosphere ionosphere exosphere
6.6 Weather
precipitation rain sleet
freezing
rain hail snow
rain
gauge droughts humidity
air pressure barometer dew point
meteorologist air mass tropical
polar maritime continental
fronts cold
fronts warm fronts
stationary fronts occluded fronts cyclones
anticyclones storms hurricanes
tornados thunderstorms cumulonimbus
troposphere stratosphere mesosphere
thermosphere ionosphere radiation
isobar isotherm weather map
6.8 Solar System
rotation revolution seasons
axis solstice equinox
vernal
equinox autumnal
equinox moon phases
waning
gibbous waxing
gibbous waning crescent
waxing
crescent solar
eclipse lunar eclipse
umbra penumbra tides
moons geocentric heliocentric
inertia Galileo Copernicus
Kepler Newton Brahe
meteors asteroid comet
terrestrial
planets gas giants meteorites
satellites rockets geosynchronous orbit
space
station space
shuttle Apollo 11
Sputnik
I Explorer
I Salyut
Skylab Mir
6.9 Environment and Public Policy
management policy mitigation
conservation land use cost/benefit
environmental
hazards