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Semester Vocabulary Review
Semester words for 5th grade Science
54
Science
5th Grade
12/06/2011

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Term
ecosystem
Definition
all nonliving and living things in an area
Term
niche
Definition
an organism's role in its environment
Term
food chain
Definition
diagram showing what organisms eat
Term
community
Definition
populations of different oraganisms in an area
Term
habitat
Definition
place where an organism lives
Term
adaptation
Definition
helps a living thing survive in its habitat
Term
consumer
Definition
living things that must eat to get energy
Term
carnivore
Definition
an organism that eats meat
Term
decomposer
Definition
living thats that eat dead plants and animals
Term
extinction
Definition
when a population dies out and disappears from the earth
Term
producer
Definition
an organism that makes its own food
Term
omnivore
Definition
living things that eats plants and animals
Term
herbivore
Definition
an organism that eats plants
Term
nucleus
Definition
the brain of the cell
Term
photosynthesis
Definition
plants use sun's energy to make food
Term
muscular system
Definition
system that helps the body to move
Term
cell
Definition
smallest living parts that make up all living things
Term
leaves
Definition
where photosynthesis takes place in the plant
Term
stem
Definition
holds up plants and moves nutrients from the roots to rest of the plant
Term
roots
Definition
anchors the plant in the soil and gets nutrients from the soil
Term
inherited trait
Definition
a trait passed down from parents
Term
learned behavior
Definition
something learned from experience
Term
instinct
Definition
behavior that is inherited from parents
Term
classify
Definition
sort or put into groups
Term
metamorphosis
Definition
a change in an organism's body as it grows
Term
hypothesis
Definition
educated guess
Term
gas
Definition
does not have shape or volume
Term
boiling
Definition
liquid to gas
Term
solid
Definition
definite shape and volume
Term
liquid
Definition
has a definite volume but not shape
Term
matter
Definition
has mass and takes up space
Term
freezing
Definition
liquid to solid
Term
melting
Definition
solid to liquid
Term
friction
Definition
force caused by rubbing
Term
mixture
Definition
substance easily separated
Term
sound
Definition
heard by vibrations
Term
physical property
Definition
can be observed without changing the substance
Term
weight
Definition
measure of force of gravity on an object
Term
insulator
Definition
something that stops the flow of energy
Term
volume
Definition
loundness of sound
Term
data
Definition
information
Term
conductor
Definition
something that lets energy pass through
Term
solubility
Definition
ability to dissolve
Term
circuit
Definition
closed path that lets electricity move through to make light
Term
variable
Definition
the thing that changes- there is only one in each experiment
Term
experiment
Definition
scientific test
Term
constant/control
Definition
the things that stay the same in an experiment
Term
increase
Definition
to go up
Term
decrease
Definition
to go down
Term
graduated cylinder
Definition
tool used to measure liquids
Term
telescope
Definition
a tool used to make far away objects seem closer
Term
results
Definition
things that happen in the end
Term
rule
Definition
must be followed
Term
microscope
Definition
tool used to make small objects seem bigger
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