rock ruler salt science scientist
growth position habitat heat horsetail
straight-line motion sun's position sun's
month motion ocean organisms parent
characteristics chart circular cloud
size sky soil solid star states of matter
magnification magnifier mammoth mixture
conditions daily day death differences
seasonal shape similarities similarity
prehistoric pulling pushing reasoning
energy food freezing gas gravity growth
dinosaur dissolving distance diversity of
pebble plant precipitation prediction
air animal animals balance behavior
week weight zigzag machine magnet
insect light liquid machine magnet
size teamwork temperature thermometer
life earth materials earth's rotation
tree universe vibration water weather
pattern boulder burning change