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October Words


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eruption
a sudden, explosive outpouring of material like lava from a volcano.
dormant
asleep, hibernating, or inactive
lava
molten rock above the earth's crust
volcanologist
a scientist that studies volcanoes
environment
everything around you
atmosphere
the air around you
crust
the outer layer of the earth
mantle
the layer of earth under the crust where magma is
magma
molten rock under the earth's crust
crater
a hole in the ground caused by an erupted volcano or collapsed dome
cinder
a small piece from something that has burned
molten
in a liquid state; melted
summit
the top of a mountain
acme
a synonym for summit; the top of something
forge
to make something from metal by heating it and hammering it
dawned
started a new day
coordinating conjunction
a word that joins two sentences (and, or, but)
correlative conjunctions
a pair of words that work together to join two sentences
subordinating conjunction
a word that can go between two phrases or in front of two phrases separated by a comma
moderator
a person who helps a group agree and work together
alert
your eyes are open and you are paying attention to your environment
flickering
flashing on and off
reception
receiving or listening to a signal
bolting
running for something, usually in an emergency
lull
an eerie silence
huddled
gathered together in a circle
equator
the horizontal line of latitude around the center of the earth
prime meridian
the vertical line of longitude that divides the eastern and western hemispheres
latitude
a horizontal line on a map
longitude
a vertical line on a map
hemisphere
half of a ball
Parallel
when two lines never touch
gravity
the force that holds you down to earth
tide
the movement of the ocean caused by the moon
ebb tide
a very low tide
neap tide
a small change in the tide
spring tide
a large change in the tide
mass
how much matter something has
weight
how much gravity pulls on an object
orbit
the path of a planet around the sun
sphere
a ball shape
centrifugal force
the force that pulls away from the center of your orbit
elliptical
not quite circular
trajectory
the path of an object through space
foliage
Plants of region or era
hero
a male character that saves the day
heroine
a female character that saves the day
deeds
good things (or bad things) that you do
exaggeration
making something sound bigger than it is
frontier
the outer edge of civilization
settler
a person that lives on the frontier
appositive
a phrase, separated by commas, that gives extra information
operator
a math symbol like +, -, x, /
proof sheet
a rough draft that editors check
heat
a kind of energy created by friction
kinetic energy
the energy of motion
temperature
a measure of how much heat an object has
pendulum
a weight that swings back and forth on a string
projection
how a map is made from a globe
microwave
very small energy waves that can cook food
radiation
transfer of energy by waves
wavelength
The difference between two objects or ideas.
electromagnetic
having both magnetic and electrical energy
conventional
ordinary; the usual
conduction
transferring energy by touching
independent variable
the variable in a science experiment that you change
dependent variable
the variable in a science experiment that is affected by something else
constant
something that stays the same
amateur
somebody who does not get paid for what they do
artistic
chowing creative skill
compete
Participation
elements
pieces of something
judges
people who give a score in a competition
presentation
a performance
required
necessary