transcript
axis of rotation
orbit
phases of the moon
reflection
revolution
Earth’s tilt
force gravitational
force
scale
solar system
telescope
constellation
galaxy
light-year
sun
speed of light
culture
decomposer
hypothesis
investigation
microorganism
organism
producer
protozoan
single-celled
variable
absorption
vibration
angle of incidence
angle of reflection
conduction
conductor
convection
medium
radiation
reflection
reflection
refraction