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