A push or a pull
force
the right half of the moon is illuminated
first quarter
the two elements water is made up of
hydrogen & oxygen
negative charged particle in an atom
electron
positive particle in an atom
proton
a force that opposes a moving object
friction
the products of photosynthesis
a substance made up of only one kind of atom
element (pure substance)
trees that drop their leaves in the fall
deciduous
an animal that eats plants only
herbivore
the measurement based on the pull of gravity
weight
the amount of matter in an object
mass
name the eclipse:
moon - earth - sun
lunar eclipse
a chemical we put on plants to help them grow bigger and healthier
fertilizer
two or more atoms bonded together
molecule
name the eclipse:
sun - moon - Earth
solar eclipse
the part of an atom with no charge
neutron
the two measurements needed to determine speed of a moving object
time & distance
more than half of the moon is illuminated
gibbous
the reactants of photosynthesis
carbon dioxide & water
fungi and bacteria are what kind of organism?
decomposer
less than half of the moon is illuminated
crescent
trees that do not drop their leaves in the fall
evergreen or conifer
the left half of the moon is illuminated
third or last quarter
the amount of space something takes up
volume