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