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30 Cards in this Set
- Front
- Back
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Adaptation
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Is a way an organism's body helps it survive in its environment
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Estivation
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similar to hibernation but estivating animals go into a deep sleep to escape the hot rather than the cold
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Blubber
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a thick layer of fat that helps keep the bodies of animals warm in cold climates
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Echolocation
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when an animal makes high-pitched sounds that travel through the air, hit objects, and bounce back to the animal. The animal is then able to to tell what the object is.
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Camouflage
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the markings on animals that allow their bodies to blend in with their habitats.
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Mimicry
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when animals look like other animals or objects in nature
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Herbivores
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animals that eat plants
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Carnivores
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animals that eat other animals
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Reproduction
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the process by which animals make babies
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Predators
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animals that hunt and eat other animals
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Prey
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Animals that are eaten by predators
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Bioluminescent
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animals have cells that produce light
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Filter Feeders
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animals that eat by straining suspended food particles from the water
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Amphibians
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cold-blooded animals that spend part of their life in water
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Extinct animals
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those that are no longer found living on earth
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Endangered species
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those that are at risk of becoming extinct
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Knot
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used to measure how fast a boat travels
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League
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Three nautical miles
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Work
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anytime a person moves something
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Machine
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a device that does work
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Inclined plane
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a slanted surface used to move objects to different heights
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Lever
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a simple machine made up of a stiff arm that pivots or turns
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Pulley
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a simple machine made up of a rope or chain around a wheel
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Wheel and axle
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a simple machine made of a large wheel attached to a post or axle
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Wedge
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two inclined planes joined back to back
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Screw
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an inclined plane wrapped around a post
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constant
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a condition that does not change
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Variable
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a condition that does change
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Archaeologist
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A scientist who studies people and cultures of the past
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Artifacts
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found objects that were used in the past
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