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35 Cards in this Set
- Front
- Back
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Invertebrates w/ soft, unsegmented bodies that are often protected by hard outer shells
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Mollusks
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A thin layer of tissue that covers internal organs of a mollusk
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mantle
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Organs that remove the wastes produced by an animal's cells
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kidney
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Organs that remove oxygen from the water
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gills
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a flexible ribbon of tiny teeth
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radula
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includes snails and slugs, are mollusks that have a single shell or no shell at all
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gastropods
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mollusks that have 2 shells held together by hinges and strong muslces
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bivalves
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mollusks whose feet are adapted to form tentacles around their mouths
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cephalopods
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An invertebrate that has an exoskeleton, a segmented body, and appendages
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arthropod
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arthropods exoskeletons are made of this material
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chitin
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Process of shedding and outrgown exoskeleton
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molting
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an appendage on the head the head that contains sense organs
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antenna
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arthropod that has 2 or 3 body sections and usually has 3 pairs of appendages for chewing
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crustacean
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a process in which an animal's body undergoes dramatice changes in form during its life cycle
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metamorphosis
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an arhtropod that has only 2 body sectiosn
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arachnid
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the hind section of an arachnid that contains the reporductive organs and part of its digestive tract
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abdomen
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Arthropods with 3 body sections, 6 legs, 1 pair of antennae, and ususally 1 or 2 pairs of wings
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insecta
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an insects mid section
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thorax
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has 4 dramatically different stages; egg, larva, pupa, and adult
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complete metamorphosis
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no distinctly different larval stage; egg, nymph, adult
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gradual metamorphosis
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protective coloration
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camoflauge
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a radially symmetrical invertebrate that live on the ocean floor
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echinoderm
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spiny internal skeleton made of plates that contain calcium
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endoskeleton
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consists of fluid-filled tubes within the echinoderms body
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water vascular system
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how far the particles of a wave travel from their original position as the wave pass up=amp=up energy=louder!
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amplitude
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the distance between 2 compressions
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wave length
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the distance between 2 decompressions - measured in hertz - up freq.= up pitch
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frequency
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the pattern of amplitude & wave length over time
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periodictiy
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graph that measures sound waves - X Axis = time and Y axis = amplitude
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sonogram
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Sound is produced by _____________ that move outward from the source
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vibrati
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Sound waves move through a ________
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medium
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Rubbing 2 body parts together
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stridulations
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hind legs and hardened vein on wing in grasshopper
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file & scraper
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Drum type sound
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thymbal
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Wampum
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shell thing
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