unit 2...unit 2 vocabulary cards creative commons licensing this work is licensed under a creative...
TRANSCRIPT
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Skills StrandGrade 3
Core Knowledge Language Arts®
Unit 2Vocabulary Cards
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Creative Commons LicensingThis work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.
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Under the following conditions:Attribution — You must attribute the work in the following manner:
This work is based on an original work of the Core Knowledge® Foundation made available through licensing under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. This does not in any way imply that the Core Knowledge Foundation endorses this work.
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Copyright © 2013 Core Knowledge Foundation www.coreknowledge.org
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animal
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animal—a living thing that is not a plant (animals)
Unit 2: Introduction
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habitat
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habitat—a place where plants and/or animals live and grow (habitats)
Unit 2: Introduction
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savanna
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savanna—a large flat area of land with a lot of grass and few trees commonly found in Africa and South AmericaUnit 2: Introduction
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herbivore
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herbivore—an animal that only eats plants (herbivores)
Unit 2: Introduction
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carnivore
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carnivore—an animal that mainly eats meat (carnivores)
Unit 2: Introduction
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omnivore
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omnivore—an animal that eats both plants and meat (omnivores)
Unit 2: Introduction
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classify
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classify—to put things into groups based on similarities or type (classifying, classified)Unit 2: Chapter 1
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scientist
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scientist—an expert in science who has knowledge of the natural world based on facts learned through observation and experiments (scientists)Unit 2: Chapter 1
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characteristic
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characteristic—something that makes a person, thing, or group different (characteristics)Unit 2: Chapter 1
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life cycle
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life cycle—the stages through which a living thing goes from birth until death
Unit 2: Chapter 1
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adult
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adult—grown-up
Unit 2: Chapter 1
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adapt
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adapt—to change
Unit 2: Chapter 1
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kingdom
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kingdom—a major group into which all living things are classified (kingdoms)Unit 2: Chapter 1
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warm-blooded
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warm-blooded—having a constant body temperature; Mammals are warm-blooded.Unit 2: Chapter 2
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cold-blooded
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cold-blooded—only able to control body temperature by using surroundings; Reptiles are cold-blooded.Unit 2: Chapter 2
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mammal
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mammal—an animal that gives birth, has hair, feeds milk from its own body to its young, and is warm-blooded (mammals)Unit 2: Chapter 2
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crocodile
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crocodile—a large reptile that lives near water and has thick, scaly skin and very strong jaws (crocodiles)Unit 2: Chapter 2
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scale
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scale—a thin, small disc on the outside of the bodies of some animals, such as fish and reptiles (scales)Unit 2: Chapter 2
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reptile
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reptile—a cold-blooded animal with tough, scaly skin that uses its surroundings to control its body temperature (reptiles)Unit 2: Chapter 2
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constant
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constant—unchanging
Unit 2: Chapter 2
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temperature
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temperature—the measurement of how hot or cold something is (temperatures)
Unit 2: Chapter 2
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vertebrate
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vertebrate—an animal with a backbone (vertebrates)
Unit 2: Chapter 3
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invertebrate
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invertebrate—an animal without a backbone (invertebrates)
Unit 2: Chapter 3
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spine
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spine—backbone
Unit 2: Chapter 3
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spinal cord
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spinal cord—a large group of nerves that connects to the brain and sends messages to other nerves in the bodyUnit 2: Chapter 3
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aquatic
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aquatic—living, growing, or found in water
Unit 2: Chapter 4
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oxygen
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oxygen—a colorless gas that animals must breathe to stay alive
Unit 2: Chapter 4
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gill
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gill—one of a pair of organs fish use to breathe underwater (gills)
Unit 2: Chapter 4
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fin
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fin—a bony spine covered with skin that sticks out from a fish’s body and helps it swim (fins)Unit 2: Chapter 4
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school
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school—a large group of fish or other aquatic animals that swim together (schools)Unit 2: Chapter 4
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ocean
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ocean—an enormous body of saltwater
Unit 2: Chapter 4
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migrate
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migrate—to travel back and forth from one place to another
Unit 2: Chapter 4
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amphibian
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amphibian—an animal that can live on land and in water (amphibians)
Unit 2: Chapter 5
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hibernate
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hibernate—to spend a season resting or sleeping (hibernating)
Unit 2: Chapter 5
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survive
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survive—to continue to live (survives)
Unit 2: Chapter 5
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tadpole
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tadpole—the early form of frogs and toads that has gills and a tail, but no legs (tadpoles)Unit 2: Chapter 5
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fragile
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fragile—easily harmed
Unit 2: Chapter 5
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absorb
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absorb—to take in or soak up (absorbs)
Unit 2: Chapter 5
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poisonous
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poisonous—full of poison or venom
Unit 2: Chapter 6
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deadliest
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deadliest—most likely to cause death
Unit 2: Chapter 6
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inject
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inject—to force in fluid, like poison, usually by piercing the skin (injects)
Unit 2: Chapter 6
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venom
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venom—poison produced by an animal used to harm or kill another animal
Unit 2: Chapter 6
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water moccasin
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water moccasin—a type of poisonous snake found in the southern United States (water moccasins)Unit 2: Chapter 6
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startle
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startle—to surprise (startled)
Unit 2: Chapter 6
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molt
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molt—to shed skin (molting, molted)
Unit 2: Chapter 6
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adaptive
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adaptive—easily changes to live in different environments
Unit 2: Chapter 7
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flock
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flock—a group of birds (flocks)
Unit 2: Chapter 7
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penguin
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penguin—a bird that cannot fly, has black and white feathers, and uses its wings for swimming (penguins)Unit 2: Chapter 7
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feather
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feather—one of many light, soft parts that covers a bird’s skin (feathers)
Unit 2: Chapter 7
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plumage
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plumage—birds’ feathers
Unit 2: Chapter 7
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nature
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nature—everything in the outside world that is not made by people
Unit 2: Chapter 7
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weather
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weather—what it is like outside
Unit 2: Chapter 7
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nectar
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nectar—sweet liquid that comes from flowers
Unit 2: Chapter 7
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attract
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attract—to draw or pull toward a person, place, or thing
Unit 2: Chapter 7
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creature
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creature—an animal (creatures)
Unit 2: Chapter 8
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communicate
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communicate—to share information with others through language, writing, or gestures (communication)Unit 2: Chapter 8
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language
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language—words used to communicate
Unit 2: Chapter 8
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sign language
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sign language—a way to communicate using hands to make signs that stand for letters and wordsUnit 2: Chapter 8
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sonar
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sonar—a way to find things underwater using sound waves
Unit 2: Chapter 8
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echo
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echo—a sound that is repeated when sound waves bounce off the surface of an objectUnit 2: Chapter 8
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predator
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predator—an animal that hunts other animals for food (predators)
Unit 2: Chapter 8
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duck-billed platypus
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duck-billed platypus—a mammal that has a bill like a duck and lays eggs
Unit 2: Chapter 8
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zoologist
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zoologist—a scientist who studies animals and their characteristics (zoologists)Unit 2: Chapter 9
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observe
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observe—to watch closely and carefully (observing)
Unit 2: Chapter 9
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organ
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organ—an important body part that performs a specific function (organs)
Unit 2: Chapter 9
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Aristotle
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Aristotle—a Greek man who lived long ago and was one of the first people to write about classifying animalsUnit 2: Chapter 9
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knowledge
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knowledge—information
Unit 2: Chapter 9
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primatologist
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primatologist—a scientist who studies primates
Unit 2: Chapter 10
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primate
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primate—a mammal such as a monkey, ape, or human (primates)
Unit 2: Chapter 10
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behavior
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behavior—how a person or animal acts
Unit 2: Chapter 10
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intelligent
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intelligent—smart
Unit 2: Chapter 10
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activist
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activist—a person who strongly believes in changing something and works hard to try to make change happenUnit 2: Chapter 10
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damage
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damage—harm
Unit 2: Chapter 10
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pollution
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pollution—making land, water, or air dirty, thus causing damage
Unit 2: Chapter 10
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scuba gear
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scuba gear—clothes and equipment used for diving and breathing underwaterUnit 2: Chapter 11
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water pressure
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water pressure—the weight or force of water as it presses against something or someoneUnit 2: Chapter 11
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weight
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weight—how heavy something is
Unit 2: Chapter 11
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submarine
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submarine—a type of ship that carries people deep underwater for a long time (submarines)Unit 2: Chapter 11
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submersible
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submersible—a type of ship used to travel deep underwater for research that usually operates without people inside of it (submersibles)Unit 2: Chapter 11
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marine biologist
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marine biologist—a scientist who studies underwater sea life
Unit 2: Chapter 11
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suction cup
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suction cup—a round, shallow cup that can stick to a surface (suction cups)
Unit 2: Chapter 12
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nocturnal
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nocturnal—active during the night
Unit 2: Chapter 12
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climate
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climate—the usual weather patterns in a particular area
Unit 2: Chapter 12
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orchestra
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orchestra—a group of musicians who play instruments together
Unit 2: Chapter 12
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Komodo dragon
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Komodo dragon—the largest, living lizard (Komodo dragons)
Unit 2: Chapter 13
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exist
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exist—to be alive (existed)
Unit 2: Chapter 13
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island
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island—an area of land completely surrounded by water (islands)
Unit 2: Chapter 13
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burrow
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burrow—a hole in the ground dug by an animal for safety or for living (burrows)Unit 2: Chapter 13
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nostril
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nostril—one of the openings of the nose (nostrils)
Unit 2: Chapter 13
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tongue
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tongue—the part of the mouth used for tasting, licking, and swallowing
Unit 2: Chapter 13
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saliva
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saliva—spit
Unit 2: Chapter 13
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gnaw
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gnaw—to bite or chew something over and over
Unit 2: Chapter 14
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extinction
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extinction—the state of no longer existing, usually referring to plants or animals that have died out completelyUnit 2: Chapter 14
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pelt
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pelt—the skin of a dead animal with hair or fur on it (pelts)
Unit 2: Chapter 14
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wetland
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wetland—an area of land covered with shallow water, such as a swamp (wetlands)Unit 2: Chapter 14
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rodent
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rodent—a small mammal with large, sharp front teeth, such as a squirrel, rat, or mouse (rodents)Unit 2: Chapter 14
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territorial
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territorial—keeping animals or people from coming into an area already claimedUnit 2: Chapter 14
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flexible
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flexible—bendable
Unit 2: Chapter 15
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hover
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hover—to float in the air close to something
Unit 2: Chapter 15
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moss
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moss—a very small green or yellow plant that grows on moist rocks, tree bark, or wet groundUnit 2: Chapter 15