behavioral adaptation

camouflage

carnivore

cell and cell parts (wall, membrane, cytoplasm,

nucleus, vacuoles)

chemical energy

climate

condensation

deposition

eclipse (solar/lunar)

ecosystem

electricity

energy pyramid

erosion

food web

friction

herbivore

lunar cycle

mass

metamorphosis (complete/incomplete)

migration

mimicry

omnivore

opaque

physical adaptation

physical change

producer/consumer

radiant energy

reflection

refraction

reproduction

transparent

translucent

weathering